Credit union · NCUA insured
Highmark Federal Credit Union
A $260.1M credit union headquartered in Rapid City, SD, with 13,724 members and 5 branches in 2 states. Best rates: savings 0.05% APY.
Highmark Federal Credit Union Carrot Score
86
Carrot Score
Higher than 72% of U.S. banks and credit unions
#4 of 16 in Rapid City, SD metroHow the score works →
Deposits are federally insured by the NCUA up to $250,000 per depositor.
About Highmark Federal Credit Union
Highmark Federal Credit Union is a member-owned credit union headquartered in Rapid City, South Dakota.
Originally chartered in 1940 as Rapid City Teachers’ Federal Credit Union, it adopted the name Highmark Federal Credit Union in 2000.
Following a 2018 merger with Simply Service Federal Credit Union, it serves over 12,000 members across 11 counties in South Dakota and Wyoming.
- Headquarters
- 725 5th St, Rapid City, SD 57701
- NCUA charter
- 4122
Membership
Who can join
This may be incomplete or out of date, so check with the credit union before you apply.
Where you live or work
- Membership is open to persons who live, work, worship, or attend school in Butte, Custer, Fall River, Harding, Lawrence, Meade, or Pennington County, South Dakota, or Campbell, Crook, Niobrara, or Weston County, Wyoming.
Family and household
- Membership is open to anyone who has an immediate family member that is a member of Highmark Credit Union.
Branches
5 branches in 2 states
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South Dakota
4 branches
Rapid City area · 2
- Highmark Main OfficeMain office725 5th St, Rapid City, SD 57701Directions
- Custer Branch302 Mount Rushmore Rd, Custer, SD 57730Directions
Belle Fourche area · 1
- Belle Fourche Branch1842 5th Ave, Belle Fourche, SD 57717Directions
Spearfish area · 1
- Spearfish Branch309 W Jackson Blvd, Spearfish, SD 57783Directions
Wyoming
1 branch
- Gillette Branch2717 S Douglas Hwy, Gillette, WY 82718Directions
Walk-in offices from the NCUA directory as of March 31, 2026. Directions open Google Maps. A nearby branch doesn’t mean you can join or open an account.
Financial details
Well capitalizedas reported to the NCUA
| Measure | This credit union | Peers’ middle | Strongest quarter |
|---|---|---|---|
| CapitalNet worth ratio | 7.67% | 11.43% | 13.58% or more |
| Troubled loans60+ days late | 1.43% | 0.68% | 0.39% or less |
| ProfitabilityReturn on assets | 0.36% | 0.75% | 1.18% or more |
| LendingLoans per $100 deposited | $82 | $76 | — |
- CapitalNet worth ratio7.67%Peers’ middle 11.43% · Top 25% 13.58%+
- Troubled loans60+ days late1.43%Peers’ middle 0.68% · Top 25% ≤0.39%
- ProfitabilityReturn on assets0.36%Peers’ middle 0.75% · Top 25% 1.18%+
- LendingLoans per $100 deposited$82Peers’ middle $76
Compared with the 1,338 credit unions with $100 million to $1 billion in assets. The strongest quarter is what the best 25% of them reach: more capital and profit, fewer troubled loans. Lending has no better end.Troubled loans are loans 60 or more days late.
Regulators’ own ratings of Highmark Federal Credit Union are confidential. These figures are what it reports to the NCUA each quarter, set beside its peers; they aren’t a rating.