Cost to Own
United StatesIowaJohnson CountyCoralville Population 22,846 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Coralville, Iowa

A $286,000 home here costs

$2,420

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

A standard mortgage calculator would have told you $1,470. The real number is $950 higher every month — 65% more than the payment most buyers budget for.

Coralville median: $286,000
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, $228,800 borrowed $1,470
Property tax1.644% effective rate for Coralville itself $392
Homeowners insuranceIowa averages $1,043/yr (NAIC), or 0.522% of home value $124
Electricity14.14¢/kWh — Iowa residential average, EIA $127
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $238
Total monthly $2,420

Coralville against Johnson County and Iowa

MeasureCoralvilleJohnson County
Median home value$286,000$293,100
Median property tax$4,703$4,587
Effective tax rate1.644%1.565%
Median gross rent$1,021$1,104
Population22,846154,881

The weather behind that power bill

Coralville sits in Johnson County, which averages a high of 85.8°F in its hottest month and a low of 14.6°F in its coldest, with 35.68" of precipitation a year and 38% of it in a single three-month stretch. That climate drives 1,045 cooling and 6,114 heating degree days, which is what sets the $127 electricity line above.

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

Other cities in Johnson County

Full Johnson County cost breakdown · Every county in Iowa

Common questions

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

A $286,000 home in Coralville, Iowa costs approximately $2,420 per month with 20% down at 6.66%. That is $1,470 principal and interest, $392 property tax, $124 homeowners insurance, $195 utilities and $238 set aside for maintenance.

What is the property tax rate in Coralville?

Coralville has an effective property tax rate of 1.644%, based on a median home value of $286,000 and median real estate taxes of $4,703. That is higher than the Johnson County average of 1.565%.

What is the average home price in Coralville?

The median owner-occupied home value in Coralville, Iowa is $286,000, against $293,100 across Johnson County.

Is it cheaper to rent or buy in Coralville?

Median gross rent in Coralville is $1,021 a month, against $2,420 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 Coralville — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Iowa.
  • 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