Highest Money Market Rates in South Dakota
14 South Dakota-specific accounts
Top South Dakota Rate:2.89% APYFDIC or NCUA Insured
The South Dakota market
South Dakota accounts
14
Institutions
11
Top South Dakota APY
2.89% APY
Nationally: 4.00% APY
FDIC national average
0.63%
As of Sep 2026
14 money market accounts are open only to South Dakota residents, from 11 institutions. The highest advertised APY among them is 2.89%.
The highest nationally available rate is 4.00% APY, 111 basis points above the South Dakota leader.
11 of the 14 South Dakota money market accounts advertise more than the FDIC national average of 0.63% for money market accounts as of Sep 2026.
South Dakota-Specific Money Market Accounts
Money market accounts specifically available to South Dakota residents.
| Institution | Product / Term | APY |
|---|---|---|
| First Nebraska Bank | Money Market Investment Accountneeds at least $250,000 | Up to2.89% |
| BMO Bank | Growth Money Marketrelationship rate from $250,000 · 0.05% to 2.24% without the relationship | Up to2.76% |
| Frontier Bank | Money Market Select | 2.75% |
| First Dakota National Bank | FirstChoice Money Market Accountneeds at least $500,000 | Up to2.53% |
| Gateway First Bank | Gateway Money Marketneeds at least $25,000 | Up to2.50% |
| Dacotah Bank | Money Manager Accountneeds at least $1,000,000 | 2.38% |
| BankNorth | Money Market Accountneeds at least $500,000 | Up to1.71% |
| Merchants State Bank | Money Market Gold Accountneeds at least $50,000 | Up to1.65% |
| Primebank | Money Marketneeds at least $100,000 | Up to1.40% |
| Merchants State Bank | Money Market Savings Account | 1.00% |
| Dacotah Bank | Gold Money Market | 0.75% |
| Commercial State Bank, of Wagner | MMDA Account | 0.55% |
| Dacotah Bank | Money Market Accountneeds at least $25,000 | Up to0.40% |
| Quoin Financial Bank | Money Market (MMDA) | 0.01% |
Nationally Available Money Market Accounts
The 8 highest-rate money market accounts available nationwide, including in South Dakota.
| Institution | Product / Term | APY |
|---|---|---|
| Bank5 Connect | Money Market Account | 4.00% |
| Climate First Bank | Impact Money Market | 3.96% |
| Prime Alliance Bank | Personal Money Market | 3.90% |
| Quontic Bank | Money Market Account | 3.90% |
| Customers Bank | Ascent Money Market Savings Account | 3.63% |
| Sallie Mae Bank | Money Market Account | 3.60% |
| FNBO Direct | Online Money Market Accountneeds at least $500,000 | Up to3.55% |
| U.S. Bank | Elite Money Marketbalances of $25,000 to $9,999,999,999.99 only | Up to3.40% |