
Kirby
- County:
- Hot Springs County
- County Seat:
- No
- Area (mi²):
- 0.153
- State:
- Wyoming
Kirby is a town located in Hot Springs County, Wyoming. Kirby has a 2025 population of 76. Kirby is currently declining at a rate of 0% annually and its population has increased by 1.33% since the most recent census, which recorded a population of 75 in 2020.
The average household income in Kirby is $37,203 with a poverty rate of 16.67%. The median age in Kirby is 54.3 years: 49.3 years for males, and 68.2 years for females.