Best Banks & Credit Unions in Gillette, Wyoming
Banks and credit unions serving Gillette, Wyoming. Compare up to 0.90% APY, fees, minimums and membership rules, dated when we read them.
This page covers banks, credit unions, and local branches available to residents of Gillette, Wyoming. All rankings inherit from the Wyoming state directory. Every institution listed is licensed to serve Gillette residents and is either headquartered in Wyoming or operates branches in the metro.
Top options in Gillette
- Advantage Plus Credit Union: 3.75% APY. 12 months Share Certificate: Minimum not printed on the rates page; the Truth in Savings disclosure (Truth-in-Savings-2026.pdf) states $1,000.00 minimum to open a term share account. Read Sep 7, 2026 on advantagepluscreditunion.com.
- WyHy Federal Credit Union: 3.70% APY. 12 Months Term Certificate: $500 to open and to earn dividends; certificate rates effective March 1, 2026 per page. Read Sep 7, 2026 on wyhy.org.
- Valley Credit Union: 3.56% APY. 12 Month Certificate: $500 minimum balance; a limited-time special 12 Month Certificate at 3.97% APY ($500 minimum) is also printed. Read Sep 7, 2026 on valleyfcu.com. Rates as of 2026-08-01 per the page.
- Trona Valley Federal Credit Union: 3.55% APY. 12 Month Certificate (365 days): $200 minimum; dividends post quarterly. Read Sep 7, 2026 on tronavalley.com. Rates as of 2026-08-20 per the page.
- Meridian Trust Federal Credit Union: 3.50% APY. 12 months Certificate: $500 minimum opening balance; rates effective as of September 1, 2026 per page. Read Sep 7, 2026 on mymeridiantrust.com.
- Nuvision Credit Union: 3.40% APY. 12-month 1-Year Certificate: $1,000 min. deposit; Wyoming certificate rates effective 02/04/2026 per nuvisionfederal.com/rates/deposit-rates-certificates. Read Sep 7, 2026 on nuvisionfederal.com.
Banks with more than one branch in Gillette
Each opens every one of that bank's offices in Gillette, with the address of each and what it holds.
- First National Bank of Gillette in Gillette: 3 branches
- First Interstate Bank in Gillette: 2 branches
Other Wyoming cities
See the full Wyoming banks directory for every institution we've verified in the state, plus the underlying methodology.