Cost to Own
United StatesIowaPoweshiek CountyGrinnell Population 9,527 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Grinnell, Iowa

A $192,000 home here costs

$1,657

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

A standard mortgage calculator would have told you $987. The real number is $670 higher every month — 68% more than the payment most buyers budget for.

Grinnell median: $191,700
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, $153,600 borrowed $987
Property tax1.448% effective rate for Grinnell itself $232
Homeowners insuranceIowa averages $1,043/yr (NAIC), or 0.522% of home value $84
Electricity14.14¢/kWh — Iowa residential average, EIA $127
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $160
Total monthly $1,657

Grinnell against Poweshiek County and Iowa

MeasureGrinnellPoweshiek County
Median home value$191,700$184,200
Median property tax$2,776$2,362
Effective tax rate1.448%1.282%
Median gross rent$876$864
Population9,52718,582

The weather behind that power bill

Grinnell sits in Poweshiek County, which averages a high of 83.3°F in its hottest month and a low of 10.2°F in its coldest, with 38.19" of precipitation a year and 38% of it in a single three-month stretch. That climate drives 692 cooling and 7,038 heating degree days, which is what sets the $127 electricity line above.

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

Other cities in Poweshiek County

Full Poweshiek County cost breakdown · Every county in Iowa

Common questions

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

A $192,000 home in Grinnell, Iowa costs approximately $1,657 per month with 20% down at 6.66%. That is $987 principal and interest, $232 property tax, $84 homeowners insurance, $195 utilities and $160 set aside for maintenance.

What is the property tax rate in Grinnell?

Grinnell has an effective property tax rate of 1.448%, based on a median home value of $191,700 and median real estate taxes of $2,776. That is higher than the Poweshiek County average of 1.282%.

What is the average home price in Grinnell?

The median owner-occupied home value in Grinnell, Iowa is $191,700, against $184,200 across Poweshiek County.

Is it cheaper to rent or buy in Grinnell?

Median gross rent in Grinnell is $876 a month, against $1,657 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 Grinnell — 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