Credit Unions in South Dakota
South Dakota has 35 credit unions serving members across 38 cities and 31 counties. Most offer auto loans (35), checking accounts (33), and online banking (34).
Every credit union below is federally insured by the NCUA. Click any credit union to see membership eligibility, services offered, branch locations, and how to apply.
Browse credit unions in this state by 38 cities, 31 counties.
Cities with the most credit unions in South Dakota
- Rapid City (9)
- Huron (5)
- Sioux Falls (5)
- Watertown (4)
- Aberdeen (3)
- Custer (3)
- Pierre (3)
- Spearfish (3)
- Belle Fourche (2)
- Box Elder (2)
- Madison (2)
- Mitchell (2)
- Sisseton (2)
- Sturgis (2)
- Yankton (2)
Credit unions in nearby states
Looking beyond South Dakota? Browse credit unions in Iowa, Minnesota, Montana, Nebraska, North Dakota, and Wyoming.
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Frequently asked questions
How many credit unions are in South Dakota?
There are 35 credit unions with branches in South Dakota as of August 2026, serving 38 cities across the state.
Can anyone join a credit union in South Dakota?
Most credit unions have membership requirements based on where you live, work, worship, or attend school, or on your employer or associations. Many South Dakota credit unions have broad eligibility. Use Credit Union Match to find one you qualify for.
Are South Dakota credit unions insured?
Yes. Federally insured credit unions are covered by the NCUA up to $250,000 per member, the same protection level the FDIC provides at banks.