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Best Money Market Rates in Boston, Massachusetts (MA) - May 2026

Content reviewed by
Brian McKay Brian McKay
Brian McKay

Brian McKay

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| i Editorial Disclosure
Editorial Disclosure The rates displayed are actual, verified rates sourced directly from the official websites of banks and credit unions. Our editorial content is independent of any advertiser relationships.
| ✓Fact Checked | Last Updated: May 12, 2026

Current Boston, Massachusetts and the surrounding area money market deposit account rates include HarborOne BankHarborOne Bank64 Broad St, Boston, MA 02109A+5.0 ★Texas Ratio: 3.37% Money Market Plus at 4.00% APY, Eastern Bank Boston, MAEastern Bank Boston, MA63 Franklin St, Boston, MA 02110A+5.0 ★Texas Ratio: 2.03% Money Market Plus at 4.00% APY, Citizens BankCitizens Bank28 State St, Boston, MA 02109A5.0 ★Texas Ratio: 8.28% Citizens Private Client® Money Market at 3.75% APY, Hanscom Federal Credit UnionHanscom Federal Credit Union495 Summer St, Boston, MA 02210A+5.0 ★Texas Ratio: 3.74% Premier Money Market at 3.50% APY, and BrightBridge Credit UnionBrightBridge Credit Union2 Seaport Ln Ste 1400, Boston, MA 02210 2001A+5.0 ★Texas Ratio: 0.00% Business Money Market at 3.40% APY. Money market rates as of May 12, 2026 according to verified data from MonitorBankRates.

Boston has 9 local institutions in our database, with money market rates as high as 4.00% APY from HarborOne Bank at 64 Broad St, Boston, MA 02109. Use the table below to compare all available offers, including options from institutions serving the broader Massachusetts area. Rates are continually updated — we recommend checking back frequently.

Rates reflect recent market quotes and representative offers available to depositors in Boston, Massachusetts and surrounding area. Last Updated and Verified: May 12, 2026

Compare the Best Money Market Rates Today in Boston, Massachusetts & the Surrounding Area

Source: Verified Money Market Rate Data provided by MonitorBankRates
Institution
Product
APY
Min Deposit
Profile
HarborOne Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 3.37%
64 Broad St, Boston, MA 02109
Money Market Plus
4.00%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 4, 2026
Details

Qualifying balance up to $25,000.00

Eastern Bank Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.03%
63 Franklin St, Boston, MA 02110
Money Market Plus
4.00%
$0
View
▼
Rate3.93%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Boosted 6 Month APY

Citizens Bank
Institution Rating:
A5.0 ★ Texas Ratio: 8.28%
28 State St, Boston, MA 02109
Citizens Private Client® Money Market
3.75%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 4, 2026
Details

Qualifying balance up to $25,000.00

Citizens Bank
Institution Rating:
A5.0 ★ Texas Ratio: 8.28%
28 State St, Boston, MA 02109
Citizens Quest® Money Market
3.75%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 4, 2026
Details

Qualifying balance up to $25,000.00

Hanscom Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.74%
495 Summer St, Boston, MA 02210
Premier Money Market
3.50%
$0
View
▼
Rate3.44%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Business Money Market
3.40%
$0
View
▼
Rate3.35%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Money Market Accounts
3.40%
$0
View
▼
Rate3.35%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

Eastern Bank Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.03%
63 Franklin St, Boston, MA 02110
Money Market Plus
3.25%
$0
View
▼
Rate3.20%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Standard APY

Hanscom Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.74%
495 Summer St, Boston, MA 02210
Premier Money Market
3.25%
$0
View
▼
Rate3.20%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

First Priority Credit Union Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.69%
25 DORCHESTER AVE, BOSTON, MA 02205
Money Market (High Yield: New Money Special)
2.79%
$2,500
View
▼
Rate2.75%
Min Deposit$2,500
Min Balance—
UpdatedMay 10, 2026
Details

First Priority Credit Union Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.69%
25 DORCHESTER AVE, BOSTON, MA 02205
Money Market (High Yield: New Money Special)
2.53%
$2,500
View
▼
Rate2.50%
Min Deposit$2,500
Min Balance—
UpdatedMay 10, 2026
Details

Hanscom Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.74%
495 Summer St, Boston, MA 02210
Premier Money Market
2.50%
$0
View
▼
Rate2.47%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

Eastern Bank Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.03%
63 Franklin St, Boston, MA 02110
Featured Premier Money Market
2.17%
$0
View
▼
Rate2.15%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Hanscom Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.74%
495 Summer St, Boston, MA 02210
Premier Money Market
1.50%
$0
View
▼
Rate1.49%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Business Money Market
1.50%
$0
View
▼
Rate1.49%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Money Market Accounts
1.50%
$0
View
▼
Rate1.49%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

Eastern Bank Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.03%
63 Franklin St, Boston, MA 02110
Featured Premier Money Market
1.21%
$0
View
▼
Rate1.20%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Money Market Accounts
1.00%
$0
View
▼
Rate1.00%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Business Money Market
1.00%
$0
View
▼
Rate1.00%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

City of Boston Credit Union
Institution Rating:
A-5.0 ★ Texas Ratio: 14.75%
CITY HALL, BOSTON, MA 02201
Money Market Tier IV
1.00%
$0
View
▼
Rate1.00%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Business Money Market
0.75%
$0
View
▼
Rate0.75%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Money Market Accounts
0.75%
$0
View
▼
Rate0.75%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

Eastern Bank Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.03%
63 Franklin St, Boston, MA 02110
Money Market Plus
0.74%
$0
View
▼
Rate0.74%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Boosted 6 Month APY

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Money Market Accounts
0.50%
$0
View
▼
Rate0.50%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

Cheyenne Laramie County Employees FCU
Institution Rating:
A+5.0 ★
2 Avenue DE Lafayette, Boston, MA 02111 1750
Money Market
0.50%
$2,500
View
▼
Rate0.50%
Min Deposit$2,500
Min Balance—
UpdatedMay 6, 2026
Details

Hanscom Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.74%
495 Summer St, Boston, MA 02210
Premier Money Market
0.50%
$0
View
▼
Rate0.50%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Business Money Market
0.50%
$0
View
▼
Rate0.50%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

City of Boston Credit Union
Institution Rating:
A-5.0 ★ Texas Ratio: 14.75%
CITY HALL, BOSTON, MA 02201
Money Market Tier III
0.50%
$0
View
▼
Rate0.50%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

First Priority Credit Union Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.69%
25 DORCHESTER AVE, BOSTON, MA 02205
Money Market (New & Existing Money)
0.40%
$2,500
View
▼
Rate0.40%
Min Deposit$2,500
Min Balance—
UpdatedMay 10, 2026
Details

Hanscom Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.74%
495 Summer St, Boston, MA 02210
IRA Money Market
0.35%
$0
View
▼
Rate0.35%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

Cheyenne Laramie County Employees FCU
Institution Rating:
A+5.0 ★
2 Avenue DE Lafayette, Boston, MA 02111 1750
Money Market
0.30%
$250
View
▼
Rate0.30%
Min Deposit$250
Min Balance—
UpdatedMay 6, 2026
Details

First Priority Credit Union Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.69%
25 DORCHESTER AVE, BOSTON, MA 02205
Money Market (New & Existing Money)
0.30%
$2,500
View
▼
Rate0.30%
Min Deposit$2,500
Min Balance—
UpdatedMay 10, 2026
Details

City of Boston Credit Union
Institution Rating:
A-5.0 ★ Texas Ratio: 14.75%
CITY HALL, BOSTON, MA 02201
Money Market Tier II
0.30%
$0
View
▼
Rate0.30%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Business Money Market
0.25%
$25
View
▼
Rate0.25%
Min Deposit$25
Min Balance—
UpdatedMay 12, 2026
Details

BrightBridge Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
2 Seaport Ln Ste 1400, Boston, MA 02210 2001
Money Market Accounts
0.25%
$25
View
▼
Rate0.25%
Min Deposit$25
Min Balance—
UpdatedMay 12, 2026
Details

First Priority Credit Union Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.69%
25 DORCHESTER AVE, BOSTON, MA 02205
Money Market (New & Existing Money)
0.25%
$2,500
View
▼
Rate0.25%
Min Deposit$2,500
Min Balance—
UpdatedMay 10, 2026
Details

Hanscom Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.74%
495 Summer St, Boston, MA 02210
IRA Money Market
0.25%
$0
View
▼
Rate0.25%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

Hanscom Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.74%
495 Summer St, Boston, MA 02210
IRA Money Market
0.20%
$0
View
▼
Rate0.20%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

First Priority Credit Union Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.69%
25 DORCHESTER AVE, BOSTON, MA 02205
Money Market (New & Existing Money)
0.20%
$2,500
View
▼
Rate0.20%
Min Deposit$2,500
Min Balance—
UpdatedMay 10, 2026
Details

City of Boston Credit Union
Institution Rating:
A-5.0 ★ Texas Ratio: 14.75%
CITY HALL, BOSTON, MA 02201
Money Market Tier I
0.15%
$0
View
▼
Rate0.15%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

Citizens Bank
Institution Rating:
A5.0 ★ Texas Ratio: 8.28%
28 State St, Boston, MA 02109
Citizens Private Client® Money Market
0.15%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 4, 2026
Details

OneUnited Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.87%
185 Devonshire St, Boston, MA 02110
UNITY Choice Money Market
0.15%
$0
View
▼
Rate0.15%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

OneUnited Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.87%
185 Devonshire St, Boston, MA 02110
UNITY Money Market
0.15%
$0
View
▼
Rate0.15%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

OneUnited Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.87%
185 Devonshire St, Boston, MA 02110
UNITY Money Market
0.10%
$0
View
▼
Rate0.10%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Hanscom Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.74%
495 Summer St, Boston, MA 02210
IRA Money Market
0.10%
$0
View
▼
Rate0.10%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

Minimum to Open $2,000.00

OneUnited Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.87%
185 Devonshire St, Boston, MA 02110
UNITY Choice Money Market
0.10%
$0
View
▼
Rate0.10%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

OneUnited Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.87%
185 Devonshire St, Boston, MA 02110
UNITY Money Market
0.05%
$0
View
▼
Rate0.05%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

OneUnited Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.87%
185 Devonshire St, Boston, MA 02110
UNITY Choice Money Market
0.05%
$0
View
▼
Rate0.05%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Citizens Bank
Institution Rating:
A5.0 ★ Texas Ratio: 8.28%
28 State St, Boston, MA 02109
Citizens Quest® Money Market
0.03%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 4, 2026
Details

Citizens Bank
Institution Rating:
A5.0 ★ Texas Ratio: 8.28%
28 State St, Boston, MA 02109
Personal Money Market
0.01%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 4, 2026
Details

Eastern Bank Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.03%
63 Franklin St, Boston, MA 02110
Premier Money Market
0.01%
$0
View
▼
Rate0.01%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Eastern Bank Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.03%
63 Franklin St, Boston, MA 02110
Money Market Plus
0.01%
$0
View
▼
Rate0.01%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Standard APY

Eastern Bank Boston, MA
Institution Rating:
A+5.0 ★ Texas Ratio: 2.03%
63 Franklin St, Boston, MA 02110
Featured Premier Money Market
0.01%
$0
View
▼
Rate0.01%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Eastern Bank
Institution Rating:
A+5.0 ★
Money Market Plus
4.00%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 4, 2026
Details

Qualifying balance up to $25,000.00

Wrentham Co-operative Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
Premier Money Market
3.70%
$0
View
▼
Rate3.64%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Needham Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 3.75%
Super Saver Money Market
3.50%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 4, 2026
Details

BankProv
Institution Rating:
A5.0 ★ Texas Ratio: 10.50%
Super Saver Money Market
3.50%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedApr 16, 2026
Details

OneLocal Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.65%
High Yield Money Market & iYield Money Market Account
3.50%
$0
View
▼
Rate3.44%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

Open Online

BankProv
Institution Rating:
A5.0 ★ Texas Ratio: 10.50%
Premium Money Market
3.50%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedApr 16, 2026
Details

Baxter Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 7.73%
Money Market Special Intro rate
3.50%
$0
View
▼
Rate3.45%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

$15,000+

Webster First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 2.22%
Money Market Plus
3.50%
$0
View
▼
Rate3.44%
Min Deposit$0
Min Balance—
UpdatedMay 7, 2026
Details

Baxter Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 7.73%
Money Market Special
3.50%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

Naveo Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.91%
Premier Money Market
3.50%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

DCU Digital Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.98%
Money Market
3.50%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 4, 2026
Details

Needham Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 3.75%
Premium Money Market
3.50%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 4, 2026
Details

Selfreliance Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.56%
Money Market
3.29%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

up to

Selfreliance Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.56%
Money Market Accounts
3.29%
$0
View
▼
Rate3.25%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

Webster First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 2.22%
Money Market Plus
3.25%
$0
View
▼
Rate3.20%
Min Deposit$0
Min Balance—
UpdatedMay 7, 2026
Details

Institution for Savings
Institution Rating:
A+5.0 ★ Texas Ratio: 0.11%
Business Sapphire Money Market
3.25%
$2,000,000
View
▼
Rate3.20%
Min Deposit$2,000,000
Min Balance—
UpdatedMay 5, 2026
Details

Balances $2,000,000-$4,000,000 (plus interest paid)

Institution for Savings
Institution Rating:
A+5.0 ★ Texas Ratio: 0.11%
Sapphire Money Market
3.25%
$2,000,000
View
▼
Rate3.20%
Min Deposit$2,000,000
Min Balance—
UpdatedMay 5, 2026
Details

Balances $2,000,000-$4,000,000 (plus interest paid)

Savers Co-operative Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 4.61%
Ultra Money Market Special -Personal and Business
3.25%
$0
View
▼
Rate3.15%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

OneLocal Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.65%
High Yield Money Market & iYield Money Market Account
3.25%
$0
View
▼
Rate3.20%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

Open Online

MASS INSTITUTE OF TECH
Institution Rating:
B+4.7 ★ Texas Ratio: 18.63%
High Yield Money Market
3.25%
$0
View
▼
Rate3.20%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

New Money Only

Liberty Bank Middletown, CT
Institution Rating:
A+5.0 ★ Texas Ratio: 5.26%
Business Money Market Special
3.20%
$0
View
▼
Rate3.15%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

North Easton SB
Institution Rating:
A+5.0 ★ Texas Ratio: 1.18%
Business Premier Leader Money MarketSpecial
3.19%
$0
View
▼
Rate3.14%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Bank of Easton
Institution Rating:
A+5.0 ★ Texas Ratio: 0.03%
Advantage Money Market Account
3.09%
$0
View
▼
Rate3.05%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

North Brookfield SB
Institution Rating:
A+5.0 ★ Texas Ratio: 1.70%
Level Up Money Market
3.05%
$20,000
View
▼
Rate3.00%
Min Deposit$20,000
Min Balance—
UpdatedMay 5, 2026
Details

Balance of $1,000,000.01 or More

Liberty Bank Middletown, CT
Institution Rating:
A+5.0 ★ Texas Ratio: 5.26%
Business Money Market Special
3.05%
$0
View
▼
Rate3.00%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Wrentham Co-operative Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
Premier Money Market
3.04%
$0
View
▼
Rate3.00%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Bank5 Connect
Institution Rating:
A+5.0 ★ Texas Ratio: 1.34%
Connect Money Market
3.03%
$100
View
▼
Rate2.99%
Min Deposit$100
Min Balance—
UpdatedMay 4, 2026
Details

Sharon And Crescent United Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.02%
MyPremium Money Market Tier 4
3.00%
$0
View
▼
Rate2.96%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

Rates are variable and may change after the account is opened at any time at SCU's discretion. Fees may reduce earnings on the account. Other conditions may apply. Please refer to SCU's Important Account Information for Our Members and Schedule of Fees and Service Charges for important information and disclosures.

Sharon And Crescent United Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.02%
MyPremium Money Market Tier 5
3.00%
$0
View
▼
Rate2.96%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

Rates are variable and may change after the account is opened at any time at SCU's discretion. Fees may reduce earnings on the account. Other conditions may apply. Please refer to SCU's Important Account Information for Our Members and Schedule of Fees and Service Charges for important information and disclosures.

Institution for Savings
Institution Rating:
A+5.0 ★ Texas Ratio: 0.11%
Business Gold Money Market
3.00%
$250,000
View
▼
Rate2.96%
Min Deposit$250,000
Min Balance—
UpdatedMay 5, 2026
Details

plus interest paid

Institution for Savings
Institution Rating:
A+5.0 ★ Texas Ratio: 0.11%
Gold Money Market
3.00%
$250,000
View
▼
Rate2.96%
Min Deposit$250,000
Min Balance—
UpdatedMay 5, 2026
Details

Balances $250,000 and above

OneLocal Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.65%
High Yield Money Market & iYield Money Market Account
3.00%
$0
View
▼
Rate2.96%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

Open Online

Liberty Bank Middletown, CT
Institution Rating:
A+5.0 ★ Texas Ratio: 5.26%
Money Market Special
3.00%
$0
View
▼
Rate2.96%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Dedham Institution for Savings
Institution Rating:
A5.0 ★ Texas Ratio: 6.25%
Premium Money Market Account
3.00%
$0
View
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Webster First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 2.22%
Money Market Plus
3.00%
$0
View
▼
Rate2.96%
Min Deposit$0
Min Balance—
UpdatedMay 7, 2026
Details

Sharon And Crescent United Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.02%
MyPremium Money Market Tier 3
3.00%
$0
View
▼
Rate2.96%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

Rates are variable and may change after the account is opened at any time at SCU's discretion. Fees may reduce earnings on the account. Other conditions may apply. Please refer to SCU's Important Account Information for Our Members and Schedule of Fees and Service Charges for important information and disclosures.

Bank of Easton
Institution Rating:
A+5.0 ★ Texas Ratio: 0.03%
Advantage Money Market Account
2.99%
$0
View
▼
Rate2.95%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Cape Cod Co-operative Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.34%
Premier Money Market
2.85%
$0
View
▼
Rate2.81%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Liberty Bank Middletown, CT
Institution Rating:
A+5.0 ★ Texas Ratio: 5.26%
Business Money Market Special
2.80%
$0
View
▼
Rate2.76%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

North Brookfield SB
Institution Rating:
A+5.0 ★ Texas Ratio: 1.70%
Level Up Money Market
2.79%
$20,000
View
▼
Rate2.75%
Min Deposit$20,000
Min Balance—
UpdatedMay 5, 2026
Details

Balance of $500,000.01-$1,000,000.00

North Easton SB
Institution Rating:
A+5.0 ★ Texas Ratio: 1.18%
Main Street Money MarketSpecial
2.78%
$0
View
▼
Rate2.75%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Liberty Bank Middletown, CT
Institution Rating:
A+5.0 ★ Texas Ratio: 5.26%
Money Market Special
2.75%
$0
View
▼
Rate2.71%
Min Deposit$0
Min Balance—
UpdatedMay 5, 2026
Details

Millbury Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.52%
Business Money Market Savings Special
2.75%
$0
View
▼
Rate2.72%
Min Deposit$0
Min Balance—
UpdatedMay 7, 2026
Details

Sharon And Crescent United Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.02%
MyPremium Money Market Tier 2
2.75%
$0
View
▼
Rate2.71%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

Rates are variable and may change after the account is opened at any time at SCU's discretion. Fees may reduce earnings on the account. Other conditions may apply. Please refer to SCU's Important Account Information for Our Members and Schedule of Fees and Service Charges for important information and disclosures.

Sharon And Crescent United Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.02%
MyPremium Money Market Tier 1
2.75%
$0
View
▼
Rate2.71%
Min Deposit$0
Min Balance—
UpdatedMay 12, 2026
Details

Rates are variable and may change after the account is opened at any time at SCU's discretion. Fees may reduce earnings on the account. Other conditions may apply. Please refer to SCU's Important Account Information for Our Members and Schedule of Fees and Service Charges for important information and disclosures.

Service Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 11.03%
Business Money Market
2.50%
$0
View
▼
Rate2.47%
Min Deposit$0
Min Balance—
UpdatedMay 4, 2026
Details

Selfreliance Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.56%
Money Market Accounts
2.27%
$0
View
▼
Rate2.25%
Min Deposit$0
Min Balance—
UpdatedMay 6, 2026
Details

The Annual Percentage Yields (APYs) displayed are based on the highest APY offered for the specified deposit amount or less. Rates may change without prior notice. Rates reflect recent market quotes and representative offers available to depositors in Boston, Massachusetts and the surrounding area.

Banks and Credit Unions: If you identify an incorrect rate or wish to request the removal of your institution’s data, please contact us here.

Boston, MA Money Market Rate Trends

Compare local Boston, MA money market quotes against the statewide average

Daily money market rate averages tracked across our database of 8,500+ banks and credit unions — updated every evening.

View Full Massachusetts MMA Trends →
High-Yield MMA — MA Avg
3.521%
▲ 0.007 vs 7 days ago

Massachusetts high-yield MMA rates rose 0.007 points over the past 7 days to 3.521% APY.

Standard MMA — MA Avg
0.444%
▲ 0.004 vs 7 days ago

Massachusetts standard MMA rates rose 0.004 points over the past 7 days to 0.444% APY.

As of May 13, 2026 • Rate data sourced from 8,500+ monitored institutions Powered by MonitorBankRates

Methodology & Data Sources

Direct-Sourced & Verified Money Market Rate Data: We aggregate money market deposit account rates for Boston, Massachusetts directly from the official websites of banks and credit unions using our proprietary rate aggregation technology and a dedicated team of rate updaters. Every money market rate displayed on MonitorBankRates.com is highly accurate and trustworthy.

Local, Regional, and National Coverage: Our systems constantly monitor the market to provide a complete picture of available yields in Boston, Massachusetts. We feature a comprehensive mix of institutions from neighborhood credit unions and mid-sized regional banks to large national institutions available to savers in MA.

Daily Updates & Time-Stamped Accuracy: Our rate updaters verify and update money market rates daily. Because MMA yields can fluctuate rapidly based on market conditions, every product listed features its own specific “last updated” date, giving you complete transparency.

Frequently Asked Questions about Money Market Accounts in Boston, Massachusetts

What is a Money Market Account (MMA)?

A Money Market Account (MMA), formally known as a money market deposit account (MMDA), is a type of deposit account that often pays higher interest rates than standard savings accounts. They usually come with check-writing privileges and debit card access, offering a balance of growth and liquidity for savers in Massachusetts.

Are Money Market accounts in Boston, Massachusetts safe?

Yes, as long as the institution is FDIC insured (for banks) or NCUA insured (for credit unions). This provides federal protection for your deposits in Massachusetts up to $250,000 per depositor, per institution.

How often do MMA rates change in Boston, Massachusetts?

Money market rates are variable and can change at any time based on market conditions and Federal Reserve decisions. We update our local Massachusetts rate tables daily to ensure you see the most current high-yield options.

Can I write checks from a Money Market Account?

Yes, most Money Market Accounts allow you to write a limited number of checks or make debit card transactions each month (typically up to 6), making them more flexible than a standard savings account.

How much do I need to deposit to open a money market account in Boston, Massachusetts?

Minimum deposit requirements vary widely. Some online money market deposit accounts can be opened with no minimum, while many banks and credit unions in Boston, Massachusetts require an initial deposit of $1,000 to $2,500 to earn the highest advertised APY. Larger deposits often unlock higher rate tiers, and FDIC or NCUA insurance protects deposits up to $250,000 per depositor, per institution.

Best Money Market Rates in Boston, Massachusetts

Here are some of the highest money market account APYs currently available in Boston, Massachusetts and the surrounding area:
  • HarborOne Bank
    Money Market Plus — 4.00% APY
  • Eastern Bank Boston, MA
    Money Market Plus — 4.00% APY
  • Citizens Bank
    Citizens Private Client® Money Market — 3.75% APY
  • Hanscom Federal Credit Union
    Premier Money Market — 3.50% APY
  • BrightBridge Credit Union
    Business Money Market — 3.40% APY
Money Market Rates reflect actual verified offers from banks and credit unions actively accepting deposits in Boston, Massachusetts. Your final available rate may depend on deposit amount and daily market movements. Last Updated and Verified: May 12, 2026

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