Best Money Market Rates in Rock Island, Illinois - May 2026
Content reviewed by
Brian McKay
i
Editorial Disclosure
Brian McKay
Brian McKay
Founder & Data ArchitectExpertise
- Automated Online Rate Data Aggregation
- Location-Based Rate Tables
- Bank & Credit Union Health Safety Ratings
- Bank & Credit Union Star Ratings
- Finance Calculators
Brian is the Founder of MonitorBankRates.com. For over 18 years, he has utilized his background in enterprise infrastructure to engineer proprietary systems that track rates from over 8,000 financial institutions.
Read Full Bio →
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.
Current Rock Island, Illinois and the surrounding area money market deposit account rates include Gas and Electric Credit UnionGas and Electric Credit Union2300 4TH AVE, ROCK ISLAND, IL 61201A+5.0 ★Texas Ratio: 4.19% Money Market Account at 2.25% APY, R.I.A. Federal Credit UnionR.I.A. Federal Credit UnionRock Island Arsenal Building 61, Rock Island, IL 61299 0001A5.0 ★Texas Ratio: 6.26% Business Money Market at 2.02% APY, FSB of ForrestFSB of ForrestA5.0 ★Texas Ratio: 7.75% Money Market Account at 4.00% APY, United Trust BankUnited Trust BankA+5.0 ★Texas Ratio: 2.60% Money Market at 4.00% APY, and Waterman BankWaterman BankA+5.0 ★Texas Ratio: 3.95% Money Market at 3.82% APY. Money market rates as of May 29, 2026 according to verified data from MonitorBankRates.
Rock Island has 2 local institutions in our database, with money market rates as high as 2.25% APY from Gas and Electric Credit Union at 2300 4TH AVE, ROCK ISLAND, IL 61201. Use the table below to compare all available offers, including options from institutions serving the broader Illinois area. Rates are continually updated — we recommend checking back frequently.
Rates reflect recent market quotes and representative offers available to depositors in Rock Island, Illinois and surrounding area. Last Updated and Verified: May 29, 2026
Compare the Best Money Market Rates Today in Rock Island, Illinois & the Surrounding Area
Source: Verified Money Market Rate Data provided by MonitorBankRates
Institution
Product
APY
Min Deposit
Profile
Gas and Electric Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.19%
2300 4TH AVE, ROCK ISLAND, IL 61201
Money Market Account
2.25%
$0
▼
Rate2.23%
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
R.I.A. Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.26%
Rock Island Arsenal Building 61, Rock Island, IL 61299 0001
Business Money Market
2.02%
$0
▼
Rate2.00%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
Gas and Electric Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.19%
2300 4TH AVE, ROCK ISLAND, IL 61201
Money Market Account
2.00%
$0
▼
Rate1.98%
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
Gas and Electric Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.19%
2300 4TH AVE, ROCK ISLAND, IL 61201
Money Market Account
1.75%
$0
▼
Rate1.74%
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
R.I.A. Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.26%
Rock Island Arsenal Building 61, Rock Island, IL 61299 0001
Mega Share Money Market Account
1.51%
$0
▼
Rate1.50%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
R.I.A. Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.26%
Rock Island Arsenal Building 61, Rock Island, IL 61299 0001
Business Money Market
1.51%
$0
▼
Rate1.50%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
Gas and Electric Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.19%
2300 4TH AVE, ROCK ISLAND, IL 61201
Money Market Account
1.35%
$0
▼
Rate1.34%
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
R.I.A. Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.26%
Rock Island Arsenal Building 61, Rock Island, IL 61299 0001
Business Money Market
1.26%
$0
▼
Rate1.25%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
R.I.A. Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.26%
Rock Island Arsenal Building 61, Rock Island, IL 61299 0001
Mega Share Money Market Account
1.26%
$0
▼
Rate1.25%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
Gas and Electric Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.19%
2300 4TH AVE, ROCK ISLAND, IL 61201
Money Market Account
1.25%
$0
▼
Rate1.24%
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
R.I.A. Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.26%
Rock Island Arsenal Building 61, Rock Island, IL 61299 0001
Mega Share Money Market Account
1.00%
$0
▼
Rate1.00%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
R.I.A. Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.26%
Rock Island Arsenal Building 61, Rock Island, IL 61299 0001
Business Money Market
1.00%
$0
▼
Rate1.00%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
R.I.A. Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.26%
Rock Island Arsenal Building 61, Rock Island, IL 61299 0001
Mega Share Money Market Account
0.80%
$0
▼
Rate0.80%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
R.I.A. Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.26%
Rock Island Arsenal Building 61, Rock Island, IL 61299 0001
Business Money Market
0.80%
$0
▼
Rate0.80%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
Qualifying balance up to $50,000.00
Rate3.92%
Min Deposit$100,000
Min Balance—
UpdatedMay 17, 2026
Details
New Money Only
Rate3.93%
Min Deposit$0
Min Balance—
UpdatedMay 21, 2026
Details
United Trust Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.60%
Premium Money Market Special
4.00%
$100,000
▼
Rate3.92%
Min Deposit$100,000
Min Balance—
UpdatedMay 17, 2026
Details
United Trust Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.60%
Premium Money Market Special
3.90%
$10,000
▼
Rate3.83%
Min Deposit$10,000
Min Balance—
UpdatedMay 17, 2026
Details
Rate3.83%
Min Deposit$10,000
Min Balance—
UpdatedMay 17, 2026
Details
New Money Only
Waterman Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 3.95%
Business Money Market
3.82%
$2,500
▼
Rate3.75%
Min Deposit$2,500
Min Balance—
UpdatedMay 28, 2026
Details
Rate3.75%
Min Deposit$2,500
Min Balance—
UpdatedMay 28, 2026
Details
State Bank of Texas
Institution Rating:
A+5.0 ★ Texas Ratio: 2.36%
High-Rate Jumbo Money Market
3.76%
$100,000
▼
Rate—
Min Deposit$100,000
Min Balance—
UpdatedMay 21, 2026
Details
Annual Percentage Yield is accurate as of posting date and applies to new money deposits only. Rate is subject to change without notice after account opening. Fees and/or withdrawals could reduce the earnings on the account. **$100,000.00 minimum balance required to earn stated rate.
Republic Bank of Chicago
Institution Rating:
A+5.0 ★ Texas Ratio: 4.71%
Business Money Market
3.75%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 21, 2026
Details
Great Lakes Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.19%
Business Money Market Account
3.50%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 23, 2026
Details
Accounts with $100,000.00 or greater will earn 3.50% APY* during the promotion and 2.05% APY after the promotion.
Together Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 5.30%
Money Market (IRA)
3.50%
$0
▼
Rate3.44%
Min Deposit$0
Min Balance—
UpdatedMay 18, 2026
Details
New money only
Baxter Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 7.04%
Money Market Special Intro rate
3.50%
$0
▼
Rate3.45%
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
$15,000+
Baxter Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 7.04%
Money Market Special
3.50%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
Great Lakes Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.19%
Business Money Markets
3.50%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 23, 2026
Details
Rate3.44%
Min Deposit$0
Min Balance—
UpdatedMay 18, 2026
Details
New money only
Harvard Community Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 5.84%
Money Market
3.45%
$250,000
▼
Rate3.45%
Min Deposit$250,000
Min Balance—
UpdatedMay 23, 2026
Details
International Bank of Chicago
Institution Rating:
B-4.4 ★ Texas Ratio: 22.84%
Premier Money Market
3.40%
$0
▼
Rate3.35%
Min Deposit$0
Min Balance—
UpdatedMay 21, 2026
Details
Michigan State University Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.72%
Business IMMA - Tier 8
3.35%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
Michigan State University Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.72%
Business IMMA - Tier 9
3.35%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
International Bank of Chicago
Institution Rating:
B-4.4 ★ Texas Ratio: 22.84%
Money Market Account
3.35%
$0
▼
Rate3.30%
Min Deposit$0
Min Balance—
UpdatedMay 21, 2026
Details
Michigan State University Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.72%
Business IMMA - Tier 7
3.35%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
First FSB of Mascoutah
Institution Rating:
A+5.0 ★ Texas Ratio: 0.04%
Business Alumni Money Market*
3.34%
$10,000
▼
Rate3.29%
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
First FSB of Mascoutah
Institution Rating:
A+5.0 ★ Texas Ratio: 0.04%
Alumni MMDA (Money Market)*
3.34%
$10,000
▼
Rate3.29%
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
International Bank of Chicago
Institution Rating:
B-4.4 ★ Texas Ratio: 22.84%
Premier Money Market
3.30%
$0
▼
Rate3.25%
Min Deposit$0
Min Balance—
UpdatedMay 21, 2026
Details
Selfreliance Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.40%
Money Market
3.29%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 29, 2026
Details
up to
Selfreliance Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 9.40%
Money Market Accounts
3.29%
$0
▼
Rate3.25%
Min Deposit$0
Min Balance—
UpdatedMay 29, 2026
Details
Michigan State University Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.72%
IMMA - Tier 7
3.25%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
Michigan State University Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.72%
IRA-HSA IMMA - Tier 9
3.25%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
Michigan State University Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.72%
IMMA - Tier 8
3.25%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
Michigan State University Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.72%
IRA-HSA IMMA - Tier 7
3.25%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
Michigan State University Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.72%
IRA-HSA IMMA - Tier 8
3.25%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
Michigan State University Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.72%
IMMA - Tier 9
3.25%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
Rate—
Min Deposit$20,000
Min Balance—
UpdatedMay 21, 2026
Details
Earn a competitive rate when you open a Market Monitor account with a minimum $20,000 in new money.
Central Federal SLA
Institution Rating:
A+5.0 ★ Texas Ratio: 4.92%
Premier High Yield Money Market
3.25%
$100,000
▼
Rate3.20%
Min Deposit$100,000
Min Balance—
UpdatedMay 28, 2026
Details
International Bank of Chicago
Institution Rating:
B-4.4 ★ Texas Ratio: 22.84%
Premier Money Market
3.20%
$0
▼
Rate3.15%
Min Deposit$0
Min Balance—
UpdatedMay 21, 2026
Details
The Huntington National Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 4.60%
High-Yield Money Market
3.20%
$25,000
▼
Rate—
Min Deposit$25,000
Min Balance—
UpdatedMay 21, 2026
Details
Minimum of **$25,000** not currently deposited at Huntington.
Rate—
Min Deposit$25,000
Min Balance—
UpdatedMay 21, 2026
Details
$25,000 minimum to open account. $25,000 minimum to earn 3.15% APY.
Byline Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 5.13%
Advantage Money Market Account
3.15%
$25,000
▼
Rate—
Min Deposit$25,000
Min Balance—
UpdatedMay 21, 2026
Details
$25,000 minimum to open account. $25,000 minimum to earn 3.15% APY.
CenTrust Bank
Institution Rating:
B+4.7 ★ Texas Ratio: 18.83%
Platinum Money Market Account
3.15%
$10,000
▼
Rate—
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
Qualifying balance up to $10,000.00
Vibrant Credit Union
Institution Rating:
A-5.0 ★ Texas Ratio: 14.65%
Insured Money Market
3.14%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 21, 2026
Details
Qualifying balance up to $15,000,000.00
Heartland Credit Union Springfield, IL
Institution Rating:
A+5.0 ★ Texas Ratio: 1.10%
Platinum Money Market Account
3.09%
$0
▼
Rate3.05%
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
Heartland Credit Union Springfield, IL
Institution Rating:
A+5.0 ★ Texas Ratio: 1.10%
money market
3.09%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
First FSB of Mascoutah
Institution Rating:
A+5.0 ★ Texas Ratio: 0.04%
Alumni MMDA (Money Market)*
3.08%
$10,000
▼
Rate3.04%
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
First FSB of Mascoutah
Institution Rating:
A+5.0 ★ Texas Ratio: 0.04%
Business Alumni Money Market*
3.08%
$10,000
▼
Rate3.04%
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
Armed Forces Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 4.63%
Premier Money Market 6 months
3.05%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 21, 2026
Details
International Bank of Chicago
Institution Rating:
B-4.4 ★ Texas Ratio: 22.84%
Money Market Account
3.05%
$0
▼
Rate3.01%
Min Deposit$0
Min Balance—
UpdatedMay 21, 2026
Details
Republic Bank of Chicago
Institution Rating:
A+5.0 ★ Texas Ratio: 4.71%
Digital Money Market
3.02%
$2,500
▼
Rate—
Min Deposit$2,500
Min Balance—
UpdatedMay 21, 2026
Details
Account must be funded with money not currently on deposit with Republic Bank of Chicago. Fees may reduce account earnings. APY is accurate as of 05/13/2026. APY may change and offer may be withdrawn at any time without notice.
Rate2.96%
Min Deposit$0
Min Balance—
UpdatedMay 23, 2026
Details
North Shore Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.63%
Premier Money Market
3.00%
$0
▼
Rate2.97%
Min Deposit$0
Min Balance—
UpdatedMay 17, 2026
Details
Illinois State Police Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.67%
Money Market Savings
3.00%
$0
▼
Rate2.96%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
$100,000 +
First National Bank in Olney
Institution Rating:
A+5.0 ★ Texas Ratio: 4.02%
High Yield Money Market
2.89%
$25,000
▼
Rate2.85%
Min Deposit$25,000
Min Balance—
UpdatedMay 29, 2026
Details
Heartland Credit Union Springfield, IL
Institution Rating:
A+5.0 ★ Texas Ratio: 1.10%
Platinum Money Market Account
2.84%
$0
▼
Rate2.80%
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
North Shore Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.63%
Premier Money Market
2.75%
$0
▼
Rate2.72%
Min Deposit$0
Min Balance—
UpdatedMay 17, 2026
Details
Illinois State Police Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.67%
Money Market Savings
2.75%
$0
▼
Rate2.71%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
$25,000 - $99,999.99
Cornerstone Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.16%
Insured High Yield Money Market
2.75%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 23, 2026
Details
Revity Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.42%
Money Market Account
2.75%
$0
▼
Rate2.75%
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
Land Of Lincoln Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.53%
MAXimum Money Market - Tier 4
2.71%
$0
▼
Rate2.68%
Min Deposit$0
Min Balance—
UpdatedMay 18, 2026
Details
First FSB of Mascoutah
Institution Rating:
A+5.0 ★ Texas Ratio: 0.04%
Business Alumni PLUS Money Market*
2.67%
$10,000
▼
Rate2.64%
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
First FSB of Mascoutah
Institution Rating:
A+5.0 ★ Texas Ratio: 0.04%
Alumni MMDA (Money Market)*
2.67%
$10,000
▼
Rate2.64%
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
First FSB of Mascoutah
Institution Rating:
A+5.0 ★ Texas Ratio: 0.04%
Business Alumni Money Market*
2.67%
$10,000
▼
Rate2.64%
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
F&M Bank of Hutsonville
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
Platinum Money Market & Above
2.66%
$1,500
▼
Rate2.62%
Min Deposit$1,500
Min Balance—
UpdatedMay 28, 2026
Details
$500,000.00
Cooperative Choice Network Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.71%
Money Market
2.63%
$0
▼
Rate2.60%
Min Deposit$0
Min Balance—
UpdatedMay 18, 2026
Details
International Bank of Chicago
Institution Rating:
B-4.4 ★ Texas Ratio: 22.84%
Money Market Account
2.55%
$0
▼
Rate2.52%
Min Deposit$0
Min Balance—
UpdatedMay 21, 2026
Details
Acme Continental Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.96%
Money Market Account
2.53%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 23, 2026
Details
Heartland Credit Union Springfield, IL
Institution Rating:
A+5.0 ★ Texas Ratio: 1.10%
Platinum Money Market Account
2.53%
$0
▼
Rate2.50%
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
First FSB of Mascoutah
Institution Rating:
A+5.0 ★ Texas Ratio: 0.04%
Alumni MMDA (Money Market)*
2.52%
$10,000
▼
Rate2.49%
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
First FSB of Mascoutah
Institution Rating:
A+5.0 ★ Texas Ratio: 0.04%
Business Alumni Money Market*
2.52%
$10,000
▼
Rate2.49%
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
Illinois State Police Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.67%
Money Market Checking
2.50%
$0
▼
Rate2.47%
Min Deposit$0
Min Balance—
UpdatedMay 22, 2026
Details
$100,000 +
Cornerstone Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 8.16%
Insured High Yield Money Market
2.50%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 23, 2026
Details
Rate2.47%
Min Deposit$0
Min Balance—
UpdatedMay 23, 2026
Details
Rock Valley Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 5.27%
Money Market Tier 4
2.50%
$0
▼
Rate2.47%
Min Deposit$0
Min Balance—
UpdatedMay 20, 2026
Details
Alliance Community Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.71%
Alliance Money Market
2.48%
$0
▼
Rate2.45%
Min Deposit$0
Min Balance—
UpdatedMay 29, 2026
Details
$1,500,000.00 and up
Cooperative Choice Network Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.71%
Money Market
2.43%
$0
▼
Rate2.40%
Min Deposit$0
Min Balance—
UpdatedMay 18, 2026
Details
First FSB of Mascoutah
Institution Rating:
A+5.0 ★ Texas Ratio: 0.04%
Alumni MMDA (Money Market)*
2.42%
$10,000
▼
Rate2.39%
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
First FSB of Mascoutah
Institution Rating:
A+5.0 ★ Texas Ratio: 0.04%
Business Alumni Money Market*
2.42%
$10,000
▼
Rate2.39%
Min Deposit$10,000
Min Balance—
UpdatedMay 28, 2026
Details
Spring Valley City Bank
Institution Rating:
A-4.9 ★ Texas Ratio: 16.12%
Platinum Money Market Accounts
2.27%
$0
▼
Rate2.25%
Min Deposit$0
Min Balance—
UpdatedMay 29, 2026
Details
Eureka Savings Bank
Institution Rating:
A5.0 ★ Texas Ratio: 7.10%
Essential Money Market
2.27%
$0
▼
Rate2.25%
Min Deposit$0
Min Balance—
UpdatedMay 28, 2026
Details
First Community Bank of Moultrie County
Institution Rating:
A5.0 ★ Texas Ratio: 6.94%
Select Money Market and up
2.22%
$1
▼
Rate2.20%
Min Deposit$1
Min Balance—
UpdatedMay 28, 2026
Details
$500,000.00
Alliance Community Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.71%
Alliance Money Market
2.22%
$0
▼
Rate2.20%
Min Deposit$0
Min Balance—
UpdatedMay 29, 2026
Details
$500,000.00 - $1,499,999.99
QCBT Quad City B&T Co.
Institution Rating:
A+5.0 ★ Texas Ratio: 4.58%
Business Money Market
2.10%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 17, 2026
Details
First Savings Bank of Hegewisch
Institution Rating:
A+5.0 ★ Texas Ratio: 0.21%
Diamond Money Market 4th Tier
2.05%
$50,000
▼
Rate2.03%
Min Deposit$50,000
Min Balance—
UpdatedMay 17, 2026
Details
Rates can change daily, Daily compounding
First Savings Bank of Hegewisch
Institution Rating:
A+5.0 ★ Texas Ratio: 0.21%
Diamond Money Market
2.05%
$50,000
▼
Rate2.03%
Min Deposit$50,000
Min Balance—
UpdatedMay 17, 2026
Details
Rates can change daily, Daily compounding
Warren-Boynton State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.80%
Money Market Accounts
2.02%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 29, 2026
Details
Eureka Savings Bank
Institution Rating:
A5.0 ★ Texas Ratio: 7.10%
Essential Money Market
2.02%
$0
▼
Rate2.00%
Min Deposit$0
Min Balance—
UpdatedMay 28, 2026
Details
First Community Bank, Xenia-Flora
Institution Rating:
A+5.0 ★ Texas Ratio: 4.12%
Premier Money Market Account
2.02%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMay 28, 2026
Details
$100,000 +
Rate1.98%
Min Deposit$0
Min Balance—
UpdatedMay 21, 2026
Details
Powered by
MonitorBankRates
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 Rock Island, Illinois 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.
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.
Rock Island, IL Money Market Rate Trends
Compare local Rock Island, IL 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.
High-Yield MMA — IL Avg
3.199%
▼ 0.007 vs 7 days ago
Illinois high-yield MMA rates fell 0.007 points over the past 7 days to 3.199% APY.
Standard MMA — IL Avg
0.660%
▲ 0.010 vs 7 days ago
Illinois standard MMA rates rose 0.010 points over the past 7 days to 0.660% APY.
As of May 30, 2026 • Rate data sourced from 8,500+ monitored institutions
Powered by MonitorBankRates
Methodology & Data Sources
Independent, Free, and Unbiased Rate Comparisons: MonitorBankRates.com is an independent rate comparison service. Our Rock Island, Illinois money market rate tables are free for consumers to use, and we do not receive payment from any financial institution to be included or to be ranked in any particular order. Listings are based solely on the rates each institution publicly advertises on its own website.
A Note on Third-Party Rate Tools: Some pages on our site also feature rate comparison widgets and tools provided by third-party partners. These tools may include sponsored listings or affiliate links, and we may receive compensation when users click through them. We clearly label these widgets so you can tell at a glance which rates come from our independent MonitorBankRates.com tables and which come from our advertising partners.
Direct-Sourced & Verified Money Market Rate Data: We aggregate money market deposit account rates for Rock Island, Illinois 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 Rock Island, Illinois. We feature a comprehensive mix of institutions from neighborhood credit unions and mid-sized regional banks to large national institutions available to savers in IL.
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 Rock Island, Illinois
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 Illinois.
Are Money Market accounts in Rock Island, Illinois 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 Illinois up to $250,000 per depositor, per institution.
How often do MMA rates change in Rock Island, Illinois?
Money market rates are variable and can change at any time based on market conditions and Federal Reserve decisions. We update our local Illinois 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 Rock Island, Illinois?
Minimum deposit requirements vary widely. Some online money market deposit accounts can be opened with no minimum, while many banks and credit unions in Rock Island, Illinois 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 Rock Island, Illinois
Here are some of the highest money market account APYs currently available in Rock Island, Illinois and the surrounding area:
- Gas and Electric Credit Union
Money Market Account — 2.25% APY - R.I.A. Federal Credit Union
Business Money Market — 2.02% APY - FSB of Forrest
Money Market Account — 4.00% APY - United Trust Bank
Money Market — 4.00% APY - Waterman Bank
Money Market — 3.82% APY
Money Market Rates reflect actual verified offers from banks and credit unions actively accepting deposits in Rock Island, Illinois. Your final available rate may depend on deposit amount and daily market movements. Last Updated and Verified: May 29, 2026
Rock Island, Illinois Rates & Resources
Rate Assistant
MonitorBankRates.com · Live Data
Try asking