Gahanna (/ɡəˈhænə/ gə-HAN-ə) is a city situated in northeast Franklin County, Ohio, United States. It is a suburb of Columbus. The population was 33,248 at the 2010 census. It was founded in 1849.[6]
Gahanna was founded along the Big Walnut Creek in 1849 by John Clark of Ross County from 800 acres (320 ha) of land that his father, Joseph Clark, had purchased from Governor Worthington in 1814.[7] Clark named his property the Gahanna Plantation, from which the City of Gahanna derives its name.[8] The name Gahanna is derived from a Native American word for three creeks joining into one and is the former name of the Big Walnut Creek.[9] The City of Gahanna's Official Seal refers to this confluence of three creeks with the inscription "Three In One".
As of the census[3] of 2010, there were 33,248 people, 13,037 households, and 9,151 families residing in the city. The population density was 2,674.8 inhabitants per square mile (1,032.7/km2). There were 13,577 housing units at an average density of 1,092.3 per square mile (421.7/km2). The racial makeup of the city was 82.1% White, 11.2% African American, 0.2% Native American, 3.1% Asian, 0.9% from other races, and 2.4% from two or more races. Hispanic or Latino of any race were 2.6% of the population.
There were 13,037 households of which 35.6% had children under the age of 18 living with them, 55.1% were married couples living together, 11.5% had a female householder with no husband present, 3.6% had a male householder with no wife present, and 29.8% were non-families. 24.4% of all households were made up of individuals and 8.7% had someone living alone who was 65 years of age or older. The average household size was 2.54 and the average family size was 3.04.
The median age in the city was 39.4 years. 25.3% of residents were under the age of 18; 7.2% were between the ages of 18 and 24; 25.4% were from 25 to 44; 30.3% were from 45 to 64; and 11.7% were 65 years of age or older. The gender makeup of the city was 47.9% male and 52.1% female.