Overview
About Gahanna
Gahanna is a city in Ohio with about 35,438 residents. Gahanna was founded in 1849 and sits in Franklin County. The median age is 38.8 and the median household income is $106,004. Homes carry a median value of $322,300, and about 70% of residents own where they live. White residents make up the largest share of the population (71.4%). Around 53% of adults hold a bachelor's degree or higher, and the typical commute runs about 20 minutes.
Source: U.S. Census Bureau, American Community Survey (5-year).
Who lives here
Demographics
Source: U.S. Census Bureau, American Community Survey (5-year).
Housing
Property report
Area-level figures. Source: U.S. Census Bureau, ACS (5-year). Parcel-level records coming next.
Education
Schools
Gahanna has 12 public schools — 7 elementary, 3 middle, 1 high.
% of students at or above proficient on state assessments.
Public schools + grade-8 proficiency. Source: U.S. Dept. of Education (NCES directory + EDFacts assessments), via Urban Institute.
Safety
Crime
Rate per 100,000 residents/year, Gahanna Police Department, 2023. Source: FBI UCR/NIBRS (Crime Data Explorer).
Environment
Environmental hazards
Toxic-release sites and regulated facilities in and around Gahanna.
Data source being added: U.S. EPA — Toxics Release Inventory (public). We show real, sourced figures only — never estimates.
Risk
Natural disaster risk
County-level natural-hazard risk. Source: FEMA National Risk Index.
Context
Neighborhood info
Gahanna is in Franklin County — see county-wide risk, demographics, and registry.
Gahanna was founded in 1849 and sits in Franklin County. Elevation ~242 m.
3 on the National Register of Historic Places.
Common questions