Cost to Own
United StatesIowaPolk CountyGrimes Population 15,810 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Grimes, Iowa

A $281,000 home here costs

$2,424

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

A standard mortgage calculator would have told you $1,445. The real number is $980 higher every month — 68% more than the payment most buyers budget for.

Grimes median: $281,000
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, $224,800 borrowed $1,445
Property tax1.828% effective rate for Grimes itself $428
Homeowners insuranceIowa averages $1,043/yr (NAIC), or 0.522% of home value $122
Electricity14.14¢/kWh — Iowa residential average, EIA $127
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $234
Total monthly $2,424

Grimes against Polk County and Iowa

MeasureGrimesPolk County
Median home value$281,000$248,400
Median property tax$5,136$4,364
Effective tax rate1.828%1.757%
Median gross rent$1,156$1,113
Population15,810497,441

Grimes extends across 2 counties. Figures here use Polk County, where most of its housing sits.

The weather behind that power bill

Grimes sits in Polk County, which averages a high of 85.7°F in its hottest month and a low of 11.7°F in its coldest, with 37.05" of precipitation a year and 40% of it in a single three-month stretch. That climate drives 958 cooling and 6,547 heating degree days, which is what sets the $127 electricity line above.

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

Other cities in Polk County

Full Polk County cost breakdown · Every county in Iowa

Common questions

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

A $281,000 home in Grimes, Iowa costs approximately $2,424 per month with 20% down at 6.66%. That is $1,445 principal and interest, $428 property tax, $122 homeowners insurance, $195 utilities and $234 set aside for maintenance.

What is the property tax rate in Grimes?

Grimes has an effective property tax rate of 1.828%, based on a median home value of $281,000 and median real estate taxes of $5,136. That is higher than the Polk County average of 1.757%.

What is the average home price in Grimes?

The median owner-occupied home value in Grimes, Iowa is $281,000, against $248,400 across Polk County.

Is it cheaper to rent or buy in Grimes?

Median gross rent in Grimes is $1,156 a month, against $2,424 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 Grimes — 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