The population of Gahanna, Ohio is about 34,373. It is composed of predominantly White, Black, and Asian citizens. Gahanna is also a family-oriented city, with 79% of residents being married and 58% having children under the age of 18.
Gahanna is a suburban area of Columbus, Ohio, in Franklin County. It was founded by John Clark in 1849. His grandfather, Joseph Clark, had purchased land from Governor Washington in 1814. The town was initially 800 acres, but today it has grown to over 33,000 people. The name Gahanna is derived from a Native American word that means "three creeks joining together."
In comparison to the rest of the state, Gahanna is home to a lower percentage of married couples than New Albany. The percentage of single people in Gahanna and Whitehall is 17.1% lower than in Ohio as a whole. In addition, the number of families per household is significantly smaller in Gahanna than in New Albany. Those who are unmarried or live with their parents are likely to have children.
The population of Gahanna is fairly evenly distributed. Twenty-seven percent of the population is under the age of 18, while 6.5% are aged 25-44. The median age is 36 years old. The ratio of males to females is ninety-four to one. The city has a comprehensive brownfields assessment and redevelopment program, including a community-wide brownfields inventory. The city also recently cleaned up a major abandoned landfill.