Best Money Market Rates in South Dakota (SD) - March 2026
Content reviewed by
Brian McKay
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Editorial Disclosure
Brian McKay
Brian McKay
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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 South Dakota money market rates include Frontier Bank Sioux Falls, SDFrontier Bank Sioux Falls, SD101 S Phillips Ave, Sioux Falls, SD 57104A+5.0 ★Texas Ratio: 0.00% Money Market Select at 3.25% APY, Bank MidwestBank Midwest225 S Minnesota Ave, Sioux Falls, SD 57104A+5.0 ★Texas Ratio: 1.45% Premier Money Market at 3.04% APY, HIGHMARKHIGHMARK725 5th St, Rapid City, SD 57701A5.0 ★Texas Ratio: 11.71% Smart Choice Money Market at 2.99% APY, Voyage Federal Credit UnionVoyage Federal Credit Union5800 E 18th St Ste 101, Sioux Falls, SD 57110A5.0 ★Texas Ratio: 6.07% Money Market at 2.53% APY, and First Premier BankFirst Premier Bank503 Main Ave, Lake Norden, SD 57248A+5.0 ★Texas Ratio: 0.54% PREMIER Money Market Deposit Account at 2.52% APY. Money market rates as of March 28, 2026 according to verified data from MonitorBankRates.
To see how these money market rates in South Dakota compare, use our comprehensive tables below for side-by-side comparisons so you can find the best yields available. Rates in South Dakota (SD) are continually updated we recommend checking back frequently.
Rates reflect recent market quotes and representative offers available to depositors in South Dakota and surrounding area. Last Updated and Verified: March 28, 2026
Compare the Best Money Market Rates Today in South Dakota
Source: Verified Money Market Rate Data provided by MonitorBankRates
Institution
Product
APY
Min Deposit
Profile
Frontier Bank Sioux Falls, SD
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
101 S Phillips Ave, Sioux Falls, SD 57104
Money Market Select
3.25%
$50,000
▼
Rate—
Min Deposit$50,000
Min Balance—
UpdatedMar 26, 2026
Details
Balances exceeding $250,000 receive APY of 3.25%
Bank Midwest
Institution Rating:
A+5.0 ★ Texas Ratio: 1.45%
225 S Minnesota Ave, Sioux Falls, SD 57104
Premier Money Market
3.04%
$50
▼
Rate3.00%
Min Deposit$50
Min Balance—
UpdatedMar 25, 2026
Details
Limited time offer
HIGHMARK
Institution Rating:
A5.0 ★ Texas Ratio: 11.71%
725 5th St, Rapid City, SD 57701
Smart Choice Money Market
2.99%
$25
▼
Rate2.95%
Min Deposit$25
Min Balance—
UpdatedMar 27, 2026
Details
Frontier Bank Sioux Falls, SD
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
101 S Phillips Ave, Sioux Falls, SD 57104
Money Market Select
2.75%
$50,000
▼
Rate—
Min Deposit$50,000
Min Balance—
UpdatedMar 26, 2026
Details
$200,000-249,999.99 earn 2.75%
Voyage Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.07%
5800 E 18th St Ste 101, Sioux Falls, SD 57110
Money Market
2.53%
$0
▼
Rate2.50%
Min Deposit$0
Min Balance—
UpdatedMar 22, 2026
Details
Bank Midwest
Institution Rating:
A+5.0 ★ Texas Ratio: 1.45%
225 S Minnesota Ave, Sioux Falls, SD 57104
Premier Money Market
2.53%
$50
▼
Rate2.50%
Min Deposit$50
Min Balance—
UpdatedMar 25, 2026
Details
Limited time offer
First Premier Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.54%
503 Main Ave, Lake Norden, SD 57248
PREMIER Money Market Deposit Account
2.52%
$0
▼
Rate2.50%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
HIGHMARK
Institution Rating:
A5.0 ★ Texas Ratio: 11.71%
725 5th St, Rapid City, SD 57701
Money Market Savings
2.50%
$0
▼
Rate2.47%
Min Deposit$0
Min Balance—
UpdatedMar 27, 2026
Details
First Dakota National Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.06%
201 N Courtland St, Chamberlain, SD 57325
FirstChoice Money Market Account
2.38%
$0
▼
Rate2.35%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
Voyage Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.07%
5800 E 18th St Ste 101, Sioux Falls, SD 57110
Money Market
2.32%
$0
▼
Rate2.30%
Min Deposit$0
Min Balance—
UpdatedMar 22, 2026
Details
Frontier Bank Sioux Falls, SD
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
101 S Phillips Ave, Sioux Falls, SD 57104
Money Market Select
2.25%
$50,000
▼
Rate—
Min Deposit$50,000
Min Balance—
UpdatedMar 26, 2026
Details
$150,000-199,999.99 earn 2.25%
Voyage Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.07%
5800 E 18th St Ste 101, Sioux Falls, SD 57110
Money Market
2.07%
$0
▼
Rate2.05%
Min Deposit$0
Min Balance—
UpdatedMar 22, 2026
Details
Bank Midwest
Institution Rating:
A+5.0 ★ Texas Ratio: 1.45%
225 S Minnesota Ave, Sioux Falls, SD 57104
Premier Money Market
2.02%
$50
▼
Rate2.00%
Min Deposit$50
Min Balance—
UpdatedMar 25, 2026
Details
Limited time offer
Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
2.00%
$0
▼
Rate2.00%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
First Dakota National Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.06%
201 N Courtland St, Chamberlain, SD 57325
FirstChoice Money Market Account
1.97%
$0
▼
Rate1.95%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
First Dakota National Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.06%
201 N Courtland St, Chamberlain, SD 57325
FirstChoice Money Market Account
1.87%
$0
▼
Rate1.85%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
First Premier Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.54%
503 Main Ave, Lake Norden, SD 57248
PREMIER Money Market Deposit Account
1.76%
$0
▼
Rate1.75%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
Daily Balance: $250,000.00 to $499,999.99
First Dakota National Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.06%
201 N Courtland St, Chamberlain, SD 57325
FirstChoice Money Market Account
1.76%
$0
▼
Rate1.75%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
1.75%
$0
▼
Rate1.75%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Norstar Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.02%
515 Vander Horck St, Britton, SD 57430
Money Market Checking
1.75%
$0
▼
Rate1.75%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
6 transfers allowed per month; 3 checks allowed per month; Minimum Balance $1,500
Frontier Bank Sioux Falls, SD
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
101 S Phillips Ave, Sioux Falls, SD 57104
Money Market Select
1.75%
$50,000
▼
Rate—
Min Deposit$50,000
Min Balance—
UpdatedMar 26, 2026
Details
$100,000-149,999.99 earn 1.75%
Voyage Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.07%
5800 E 18th St Ste 101, Sioux Falls, SD 57110
Money Market
1.71%
$0
▼
Rate1.70%
Min Deposit$0
Min Balance—
UpdatedMar 22, 2026
Details
Merchants State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.01%
305 S Main St, Freeman, SD 57029
Money Market Gold Account
1.65%
$10,000
▼
Rate1.64%
Min Deposit$10,000
Min Balance—
UpdatedMar 28, 2026
Details
Bank Midwest
Institution Rating:
A+5.0 ★ Texas Ratio: 1.45%
225 S Minnesota Ave, Sioux Falls, SD 57104
Premier Money Market
1.51%
$50
▼
Rate1.50%
Min Deposit$50
Min Balance—
UpdatedMar 25, 2026
Details
Limited time offer
Norstar Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.02%
515 Vander Horck St, Britton, SD 57430
Money Market Checking
1.50%
$0
▼
Rate1.50%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
6 transfers allowed per month; 3 checks allowed per month; Minimum Balance $1,500
SNB Security National Bank of SD
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
325 Dakota Dunes Blvd, Dakota Dunes, SD 57049
Money Market Gold Plus Savings
1.50%
$0
▼
Rate1.49%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
HIGHMARK
Institution Rating:
A5.0 ★ Texas Ratio: 11.71%
725 5th St, Rapid City, SD 57701
Money Market Savings
1.50%
$0
▼
Rate1.49%
Min Deposit$0
Min Balance—
UpdatedMar 27, 2026
Details
Merchants State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.01%
305 S Main St, Freeman, SD 57029
Money Market Gold Account
1.45%
$10,000
▼
Rate1.44%
Min Deposit$10,000
Min Balance—
UpdatedMar 28, 2026
Details
Voyage Federal Credit Union
Institution Rating:
A5.0 ★ Texas Ratio: 6.07%
5800 E 18th St Ste 101, Sioux Falls, SD 57110
Money Market
1.41%
$0
▼
Rate1.40%
Min Deposit$0
Min Balance—
UpdatedMar 22, 2026
Details
First Premier Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.54%
503 Main Ave, Lake Norden, SD 57248
PREMIER Money Market Deposit Account
1.36%
$0
▼
Rate1.35%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
Frontier Bank Sioux Falls, SD
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
101 S Phillips Ave, Sioux Falls, SD 57104
Money Market Select
1.25%
$50,000
▼
Rate—
Min Deposit$50,000
Min Balance—
UpdatedMar 26, 2026
Details
balances ($50,000-99,999.99 earn 1.25%
Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
1.25%
$0
▼
Rate1.25%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Siouxland Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.96%
327 Dakota Dunes Blvd, Dakota Dunes, SD 57049
Money Market
1.25%
$1,000
▼
Rate1.25%
Min Deposit$1,000
Min Balance—
UpdatedMar 28, 2026
Details
Merchants State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.01%
305 S Main St, Freeman, SD 57029
Money Market Gold Account
1.20%
$10,000
▼
Rate1.19%
Min Deposit$10,000
Min Balance—
UpdatedMar 28, 2026
Details
First Premier Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.54%
503 Main Ave, Lake Norden, SD 57248
PREMIER Money Market Deposit Account
1.14%
$0
▼
Rate1.13%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
First Dakota National Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.06%
201 N Courtland St, Chamberlain, SD 57325
FirstChoice Money Market Account
1.11%
$0
▼
Rate1.10%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
First Premier Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.54%
503 Main Ave, Lake Norden, SD 57248
PREMIER Money Market Deposit Account
1.08%
$0
▼
Rate1.08%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
Qualifying balance up to $9,999.99
Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
1.00%
$0
▼
Rate1.00%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
HIGHMARK
Institution Rating:
A5.0 ★ Texas Ratio: 11.71%
725 5th St, Rapid City, SD 57701
Money Market Savings
1.00%
$0
▼
Rate1.00%
Min Deposit$0
Min Balance—
UpdatedMar 27, 2026
Details
Sentinel Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.56%
2723 LeMay Blvd, Ellsworth AFB, SD 57706
Money Market Tier 3
1.00%
$0
▼
Rate0.99%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Merchants State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.01%
305 S Main St, Freeman, SD 57029
Money Market Gold Account
1.00%
$10,000
▼
Rate0.99%
Min Deposit$10,000
Min Balance—
UpdatedMar 28, 2026
Details
Bank Midwest
Institution Rating:
A+5.0 ★ Texas Ratio: 1.45%
225 S Minnesota Ave, Sioux Falls, SD 57104
Premier Money Market
1.00%
$50
▼
Rate1.00%
Min Deposit$50
Min Balance—
UpdatedMar 25, 2026
Details
Limited time offer
Merchants State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 2.01%
305 S Main St, Freeman, SD 57029
Money Market Savings Account
1.00%
$2,500
▼
Rate0.99%
Min Deposit$2,500
Min Balance—
UpdatedMar 28, 2026
Details
Richland State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
602 1st St, Bruce, SD 57220
Money Market Account
0.95%
$0
▼
Rate0.95%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Sentinel Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.56%
2723 LeMay Blvd, Ellsworth AFB, SD 57706
Money Market Tier 2
0.95%
$0
▼
Rate0.95%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Bluestone Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 5.08%
3400 S Sycamore Ave, Sioux Falls, SD 57110 4412
MONEY MARKET SAS
0.90%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMar 25, 2026
Details
First Dakota National Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 1.06%
201 N Courtland St, Chamberlain, SD 57325
FirstChoice Money Market Account
0.90%
$0
▼
Rate0.90%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
Richland State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
602 1st St, Bruce, SD 57220
Money Market Account
0.85%
$0
▼
Rate0.85%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Sentinel Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 4.56%
2723 LeMay Blvd, Ellsworth AFB, SD 57706
Money Market Tier 1
0.80%
$0
▼
Rate0.80%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Siouxland Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.96%
327 Dakota Dunes Blvd, Dakota Dunes, SD 57049
Money Market
0.75%
$1,000
▼
Rate0.75%
Min Deposit$1,000
Min Balance—
UpdatedMar 28, 2026
Details
Avanti Federal Credit Union
Institution Rating:
B+4.8 ★ Texas Ratio: 17.32%
1620 4th St NE, Watertown, SD 57201 8604
Money Market
0.75%
$0
▼
Rate0.75%
Min Deposit$0
Min Balance—
UpdatedMar 16, 2026
Details
Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
0.75%
$0
▼
Rate0.75%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
HIGHMARK
Institution Rating:
A5.0 ★ Texas Ratio: 11.71%
725 5th St, Rapid City, SD 57701
Smart Choice Money Market
0.75%
$25,000
▼
Rate0.75%
Min Deposit$25,000
Min Balance—
UpdatedMar 27, 2026
Details
Richland State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
602 1st St, Bruce, SD 57220
Money Market Account
0.75%
$0
▼
Rate0.75%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Bluestone Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 5.08%
3400 S Sycamore Ave, Sioux Falls, SD 57110 4412
MONEY MARKET SAS
0.70%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMar 25, 2026
Details
Richland State Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
602 1st St, Bruce, SD 57220
Money Market Account
0.65%
$0
▼
Rate0.65%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier 5
0.65%
$0
▼
Rate0.65%
Min Deposit$0
Min Balance—
UpdatedMar 24, 2026
Details
Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier 6
0.65%
$0
▼
Rate0.65%
Min Deposit$0
Min Balance—
UpdatedMar 24, 2026
Details
Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier 4
0.60%
$0
▼
Rate0.60%
Min Deposit$0
Min Balance—
UpdatedMar 24, 2026
Details
Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier 3
0.60%
$0
▼
Rate0.60%
Min Deposit$0
Min Balance—
UpdatedMar 24, 2026
Details
Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier 2
0.55%
$0
▼
Rate0.55%
Min Deposit$0
Min Balance—
UpdatedMar 24, 2026
Details
Interfaith Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.60%
815 Columbus St, Rapid City, SD 57701
Money Market Multiplier Tier I
0.55%
$0
▼
Rate0.55%
Min Deposit$0
Min Balance—
UpdatedMar 24, 2026
Details
Fort Randall Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 1.33%
100 W 7th Street, Platte, SD 57369
Money Market Savings
0.50%
$0
▼
Rate0.50%
Min Deposit$0
Min Balance—
UpdatedMar 26, 2026
Details
Avanti Federal Credit Union
Institution Rating:
B+4.8 ★ Texas Ratio: 17.32%
1620 4th St NE, Watertown, SD 57201 8604
Money Market
0.50%
$0
▼
Rate0.50%
Min Deposit$0
Min Balance—
UpdatedMar 16, 2026
Details
Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
FIMMA - First Insured Money Market Account
0.50%
$0
▼
Rate0.50%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Bluestone Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 5.08%
3400 S Sycamore Ave, Sioux Falls, SD 57110 4412
MONEY MARKET SAS
0.50%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMar 25, 2026
Details
Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
Premier Money Market
0.50%
$0
▼
Rate0.50%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
East River Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.86%
220 S Harth Ave, Madison, SD 57042 2916
Money Market
0.45%
$0
▼
Rate—
Min Deposit$0
Min Balance—
UpdatedMar 25, 2026
Details
As High As
East River Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.86%
220 S Harth Ave, Madison, SD 57042 2916
Money Market Account
0.45%
$0
▼
Rate0.45%
Min Deposit$0
Min Balance—
UpdatedMar 25, 2026
Details
East River Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.86%
220 S Harth Ave, Madison, SD 57042 2916
Money Market Account
0.40%
$0
▼
Rate0.40%
Min Deposit$0
Min Balance—
UpdatedMar 25, 2026
Details
East River Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.86%
220 S Harth Ave, Madison, SD 57042 2916
Money Market Account
0.35%
$0
▼
Rate0.35%
Min Deposit$0
Min Balance—
UpdatedMar 25, 2026
Details
East River Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.86%
220 S Harth Ave, Madison, SD 57042 2916
Money Market Account
0.30%
$0
▼
Rate0.30%
Min Deposit$0
Min Balance—
UpdatedMar 25, 2026
Details
East River Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.86%
220 S Harth Ave, Madison, SD 57042 2916
Money Market Account
0.25%
$0
▼
Rate0.25%
Min Deposit$0
Min Balance—
UpdatedMar 25, 2026
Details
HIGHMARK
Institution Rating:
A5.0 ★ Texas Ratio: 11.71%
725 5th St, Rapid City, SD 57701
Smart Choice Money Market
0.25%
$25,000
▼
Rate0.25%
Min Deposit$25,000
Min Balance—
UpdatedMar 27, 2026
Details
Service First Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
3901 E 10th St, Sioux Falls, SD 57103 2133
FIMMA - First Insured Money Market Account
0.25%
$0
▼
Rate0.25%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
East River Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.86%
220 S Harth Ave, Madison, SD 57042 2916
Money Market Account
0.20%
$0
▼
Rate0.20%
Min Deposit$0
Min Balance—
UpdatedMar 25, 2026
Details
Siouxland Federal Credit Union
Institution Rating:
A+5.0 ★ Texas Ratio: 3.96%
327 Dakota Dunes Blvd, Dakota Dunes, SD 57049
Money Market
0.20%
$1,000
▼
Rate0.20%
Min Deposit$1,000
Min Balance—
UpdatedMar 28, 2026
Details
HIGHMARK
Institution Rating:
A5.0 ★ Texas Ratio: 11.71%
725 5th St, Rapid City, SD 57701
Smart Choice Money Market
0.20%
$50,000
▼
Rate0.20%
Min Deposit$50,000
Min Balance—
UpdatedMar 27, 2026
Details
Reliabank Dakota
Institution Rating:
B+4.8 ★ Texas Ratio: 17.25%
117 Main Avenue, Hayti, SD 57241
Money Market Savings
0.20%
$0
▼
Rate0.20%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Daily balances of: $200,000 and up
HIGHMARK
Institution Rating:
A5.0 ★ Texas Ratio: 11.71%
725 5th St, Rapid City, SD 57701
Smart Choice Money Market
0.15%
$1,000,000
▼
Rate0.15%
Min Deposit$1,000,000
Min Balance—
UpdatedMar 27, 2026
Details
Reliabank Dakota
Institution Rating:
B+4.8 ★ Texas Ratio: 17.25%
117 Main Avenue, Hayti, SD 57241
Money Market Savings
0.15%
$0
▼
Rate0.15%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Daily balances of: $75,000.00 - 199,999.00
Reliabank Dakota
Institution Rating:
B+4.8 ★ Texas Ratio: 17.25%
117 Main Avenue, Hayti, SD 57241
Money Market Savings
0.10%
$0
▼
Rate0.10%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Daily balances of: $25,000.00 - $74,999.00
Reliabank Dakota
Institution Rating:
B+4.8 ★ Texas Ratio: 17.25%
117 Main Avenue, Hayti, SD 57241
Money Market Savings
0.05%
$0
▼
Rate0.05%
Min Deposit$0
Min Balance—
UpdatedMar 28, 2026
Details
Daily balances of: $2,500.00 - 24,999.00
Quoin Financial Bank
Institution Rating:
A+5.0 ★ Texas Ratio: 0.00%
209 Commercial Ave Se, Highmore, SD 57345
Money Market (MMDA)
0.01%
$1,000
▼
Rate0.01%
Min Deposit$1,000
Min Balance—
UpdatedMar 28, 2026
Details
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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 South Dakota 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.
South Dakota Money Market Rate Trends
Compare local South Dakota MMA rate quotes against the statewide average
Weekly money market rate averages tracked across our database of 8,500+ banks and credit unions — updated every evening.
High-Yield MMA — SD Avg
1.390%
▼ 0.183 from last week
South Dakota high-yield MMA rates fell 0.183 points this week to 1.390% APY, down from 1.573% last week.
Standard MMA — SD Avg
1.284%
▲ 0.659 from last week
South Dakota standard MMA rates rose 0.659 points this week to 1.284% APY, up from 0.625% last week.
As of Mar 28, 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 account rates for South Dakota 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 South Dakota. We feature a comprehensive mix of institutions from neighborhood credit unions and mid-sized regional banks to large national institutions available to savers in SD.
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 South Dakota
What is a Money Market Account (MMA)?
A Money Market Account (MMA) is a type of savings 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 South Dakota.
Are Money Market accounts in South Dakota 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 South Dakota up to $250,000 per depositor, per institution.
How often do MMA rates change in South Dakota?
Money market rates are variable and can change at any time based on market conditions and Federal Reserve decisions. We update our local South Dakota 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.
Best Money Market Rates in South Dakota
Here are some of the highest money market account APYs currently available in South Dakota:
- Frontier Bank Sioux Falls, SD
Money Market Select — 3.25% APY - Bank Midwest
Premier Money Market — 3.04% APY - HIGHMARK
Smart Choice Money Market — 2.99% APY - Voyage Federal Credit Union
Money Market — 2.53% APY - First Premier Bank
PREMIER Money Market Deposit Account — 2.52% APY
Money Market Rates reflect actual verified offers from banks and credit unions actively accepting deposits in South Dakota. Your final available rate may depend on deposit amount and daily market movements. Last Updated and Verified: March 28, 2026
Cities in South Dakota
