Ada, Ohio

Ada, Ohio
Corner of Main Street and Buckeye Avenue
Nickname: 
“A Classic Ohio Village”
Location of Ada, Ohio
Location of Ada in Hardin County
Coordinates: 40°46′05″N 83°49′31″W / 40.76806°N 83.82528°W / 40.76806; -83.82528
CountryUnited States
StateOhio
CountyHardin
TownshipLiberty
Government
  MayorDave Retterer
Area
  Total
2.13 sq mi (5.53 km2)
  Land2.13 sq mi (5.53 km2)
  Water0.00 sq mi (0.00 km2)
Elevation
958 ft (292 m)
Population
 (2020)
  Total
5,334
  Estimate 
(2023)
5,302
  Density2,499.53/sq mi (965.30/km2)
Time zoneUTC-5 (Eastern (EST))
  Summer (DST)UTC-4 (EDT)
ZIP code
45810
Area code419
FIPS code39-00198
GNIS feature ID2397907
Websiteadaoh.gov

Ada (/ˈdə/ AY-də) is a village in Hardin County, Ohio, United States, located about 69 miles (111 km) southwest of Toledo. As of the 2020 census, its population was 5,334. It is the home of Ohio Northern University.