Cost to Own
United StatesOhioFranklin CountyGahanna Population 35,438 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Gahanna, Ohio

A $322,000 home here costs

$2,778

per month, all in — with 20% down at today's 6.66% 30-year fixed rate.

A standard mortgage calculator would have told you $1,655. The real number is $1,123 higher every month — 68% more than the payment most buyers budget for.

Gahanna median: $322,300
Under 20% adds PMI
Freddie Mac PMMS
US average household

Where every dollar goes

Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.

Principal & interest30-year fixed, $257,600 borrowed $1,655
Property tax1.832% effective rate for Gahanna itself $492
Homeowners insuranceOhio averages $920/yr (NAIC), or 0.446% of home value $120
Electricity19.52¢/kWh — Ohio residential average, EIA $175
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $268
Total monthly $2,778

Gahanna against Franklin County and Ohio

MeasureGahannaFranklin County
Median home value$322,300$265,700
Median property tax$5,903$4,110
Effective tax rate1.832%1.547%
Median gross rent$1,442$1,233
Population35,4381,321,635

The weather behind that power bill

Gahanna sits in Franklin County, which averages a high of 85.4°F in its hottest month and a low of 22.0°F in its coldest, with 41.57" of precipitation a year and 31% of it in a single three-month stretch. That climate drives 1,068 cooling and 5,233 heating degree days, which is what sets the $175 electricity line above.

See the full climate breakdown for Franklin County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.

Other cities in Franklin County

Full Franklin County cost breakdown · Every county in Ohio

Common questions

How much does it cost to own a home in Gahanna?

A $322,000 home in Gahanna, Ohio costs approximately $2,778 per month with 20% down at 6.66%. That is $1,655 principal and interest, $492 property tax, $120 homeowners insurance, $243 utilities and $268 set aside for maintenance.

What is the property tax rate in Gahanna?

Gahanna has an effective property tax rate of 1.832%, based on a median home value of $322,300 and median real estate taxes of $5,903. That is higher than the Franklin County average of 1.547%.

What is the average home price in Gahanna?

The median owner-occupied home value in Gahanna, Ohio is $322,300, against $265,700 across Franklin County.

Is it cheaper to rent or buy in Gahanna?

Median gross rent in Gahanna is $1,442 a month, against $2,778 to own the median home all in. Renting costs less month to month here, though renting builds no equity.

Sources & methodology

  • Median home value, real estate taxes, gross rent and population for Gahanna — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Ohio.
  • Electricity price — EIA Electric Power Monthly Table 5.6.A.
  • Mortgage rate — Freddie Mac PMMS, refreshed weekly.
  • Maintenance (1%/yr) and water and sewer ($68/mo) are national estimates. Every assumption above is editable.

Full methodology