Waldo, Ohio

Waldo, Ohio
Marion Street downtown
Location of Waldo, Ohio
Location of Waldo in Marion County
Coordinates: 40°27′35″N 83°05′05″W / 40.45972°N 83.08472°W / 40.45972; -83.08472
CountryUnited States
StateOhio
CountyMarion
TownshipWaldo
Area
  Total
0.65 sq mi (1.68 km2)
  Land0.65 sq mi (1.68 km2)
  Water0.00 sq mi (0.00 km2)
Elevation
955 ft (291 m)
Population
 (2020)
  Total
326
  Density503.09/sq mi (194.38/km2)
Time zoneUTC-5 (Eastern (EST))
  Summer (DST)UTC-4 (EDT)
ZIP code
43356
Area code740
FIPS code39-80500
GNIS feature ID2400083

Waldo is a village in Waldo Township, Marion County, Ohio, United States. The population was 326 at the 2020 census. Waldo is part of the River Valley Local School District.