
Leighton
- County:
- Mahaska County
- County Seat:
- No
- Area (mi²):
- 0.093
- State:
- Iowa
Leighton is a city located in Mahaska County, Iowa. Leighton has a 2025 population of 146. Leighton is currently declining at a rate of -1.35% annually and its population has decreased by -5.81% since the most recent census, which recorded a population of 155 in 2020.
The average household income in Leighton is $80,197 with a poverty rate of 0.63%. The median age in Leighton is 45.3 years: 45.4 years for males, and 40.9 years for females.