Johnson County
Also known as Johnson County, Wyoming, Pease County, Pease County, Wyoming, Johnson County, WY
county in Wyoming, United States
Key facts
- Country
- United States
- State
- Wyoming
- Founded
- December 8, 1875 (authorized), 1881 (organized)
- Seat
- Buffalo
- Largest city
- Buffalo
- Total
- 4,175 sq mi (10,810 km )
- Land
- 4,154 sq mi (10,760 km )
- Water
- 20 sq mi (52 km ) 0.5%
- Estimate 2025
- 8,908
- Density
- 2.033/sq mi (0.7851/km )
- Time zone
- UTC−7 ( Mountain )
- Summer dst
- UTC−6 ( MDT )
- Congressional district
Article
Johnson County is a county in the north central part of the U.S. state of Wyoming. At the 2020 United States census, the population was 8,447. The county seat is Buffalo. Kaycee is the only other incorporated town in the county. Johnson County lies to the southeast of the Bighorn Mountains along Interstate 25 and Interstate 90. The Powder River flows northward through eastern Johnson County.
History