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 sq mi (0.00 km2)
Elevation
955 ft (291 m)
Population
 (2020)
 • Total
326
 • Density503.4/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.