US Credit Union Directory
Credit Unions in South Dakota
33 NCUA-insured credit unions are headquartered in South Dakota, with 109 branch offices across the state.
Source: NCUA call report data, data as of March 31, 2026, fetched September 5, 2026
Cities with the most branches
All credit unions headquartered in South Dakota, by total assets
| Credit Union | Headquarters | Total assets | Offices |
|---|---|---|---|
| Black Hills | Rapid City | $2.37 billion | - |
| Dakotaland | Huron | $739.56 million | - |
| Levo | Sioux Falls | $526.57 million | - |
| Voyage | Sioux Falls | $282.43 million | - |
| Highmark | Rapid City | $260.08 million | - |
| Bluestone | Sioux Falls | $212.57 million | - |
| Service First | Sioux Falls | $210.05 million | - |
| Area | Aberdeen | $200.24 million | - |
| Sentinel | Box Elder | $197.02 million | - |
| Northern Hills | Sturgis | $196.60 million | - |
| Aspen | Rapid City | $167.16 million | - |
| Explorers | Yankton | $112.62 million | - |
| Dakota Plains | Lemmon | $86.15 million | - |
| Norstar | Britton | $77.87 million | - |
| Healthcare Plus | Aberdeen | $69.72 million | - |
| Dakota Star | Rapid City | $46.47 million | - |
| Oahe | Pierre | $45.02 million | - |
| Ft Randall | Wagner | $44.94 million | - |
| East River | Madison | $41.57 million | - |
| Sioux Valley Coop | Watertown | $41.54 million | - |
| M O | Huron | $41.39 million | - |
| Avanti | Watertown | $31.81 million | - |
| Rushmore Electric | Rapid City | $29.20 million | - |
| Consumer's | Gregory | $22.11 million | - |
| Lakota | Kyle | $19.28 million | - |
| Coteau Valley | Sisseton | $18.88 million | - |
| Huron Area Education | Huron | $18.46 million | - |
| Palace City | Mitchell | $16.43 million | - |
| Minuteman | Rapid City | $16.27 million | - |
| Dacotah | Rapid City | $11.07 million | - |
| Dakota Rail Line | Huron | $5.28 million | - |
| Sisseton-wahpeton | Agency Village | $5.12 million | - |
| Hb Telco | Huron | $4.94 million | - |