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Bank · FDIC insured

Cowboy State Bank

A $50.3M bank headquartered in Ranchester, WY, with 2 branches in Wyoming. Best rates: CDs 3.29% and savings 0.25% APY.

Cowboy State Bank Carrot Score

63

Carrot Score

Higher than 8% of U.S. banks and credit unions

LowestMiddleHighest

#10 of 11 in Sheridan, WY metroHow the score works →

Deposits are federally insured by the FDIC up to $250,000 per depositor.

About Cowboy State Bank

Founded in 1912 as Ranchester State Bank in Ranchester, Wyoming, the institution was acquired by an investor group in 2000 and renamed Cowboy State Bank in 2001.

The bank operates two branches in Sheridan County, having opened its Sheridan location in 2001 alongside its original Ranchester branch.

Headquarters
515 Us Highway 14, Ranchester, WY 82839
FDIC certificate
8725 ↗
Visit institution website ↗

2 branches in Wyoming

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Walk-in offices from the FDIC directory as of September 4, 2026. Directions open Google Maps. A nearby branch doesn’t mean you can join or open an account.