
Andover
- County:
- Ashtabula County
- County Seat:
- No
- Area (mi²):
- 1.389
- State:
- Ohio
Andover is a village located in Ashtabula County, Ohio. Andover has a 2025 population of 937. Andover is currently declining at a rate of -0.32% annually and its population has decreased by -1.78% since the most recent census, which recorded a population of 954 in 2020.
The average household income in Andover is $56,870 with a poverty rate of 18.58%. The median age in Andover is 57.4 years: 56.6 years for males, and 59.5 years for females.