Gahanna

Key facts

Country

United States

State

Ohio

County

Franklin

Total

12.61 sq mi (32.65 km )

Land

12.43 sq mi (32.20 km )

Water

0.17 sq mi (0.45 km )

Elevation

794 ft (242 m)

Estimate 2023

35,159

Density

2,874/sq mi (1,109.5/km )

Time zone

UTC−5 ( Eastern (EST) )

Summer dst

UTC−4 (EDT)

Area codes

614 and 380

Fips code

39-29106