Cost to Own
United StatesWyomingNatrona CountyMills Population 4,315 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Mills, Wyoming

A $167,000 home here costs

$1,346

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

A standard mortgage calculator would have told you $859. The real number is $487 higher every month — 57% more than the payment most buyers budget for.

Mills median: $166,800
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, $133,600 borrowed $859
Property tax0.621% effective rate for Mills itself $86
Homeowners insuranceWyoming averages $1,432/yr (NAIC), or 0.435% of home value $61
Electricity14.8¢/kWh — Wyoming residential average, EIA $133
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $139
Total monthly $1,346

Mills against Natrona County and Wyoming

MeasureMillsNatrona County
Median home value$166,800$260,400
Median property tax$1,036$1,608
Effective tax rate0.621%0.618%
Median gross rent$1,047$973
Population4,31579,735

The weather behind that power bill

Mills sits in Natrona County, which averages a high of 89.0°F in its hottest month and a low of 14.8°F in its coldest, with 12.22" of precipitation a year and 41% of it in a single three-month stretch. That climate drives 443 cooling and 7,485 heating degree days, which is what sets the $133 electricity line above.

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

Other cities in Natrona County

Full Natrona County cost breakdown · Every county in Wyoming

Common questions

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

A $167,000 home in Mills, Wyoming costs approximately $1,346 per month with 20% down at 6.66%. That is $859 principal and interest, $86 property tax, $61 homeowners insurance, $201 utilities and $139 set aside for maintenance.

What is the property tax rate in Mills?

Mills has an effective property tax rate of 0.621%, based on a median home value of $166,800 and median real estate taxes of $1,036. That is in line with the Natrona County average of 0.618%.

What is the average home price in Mills?

The median owner-occupied home value in Mills, Wyoming is $166,800, against $260,400 across Natrona County.

Is it cheaper to rent or buy in Mills?

Median gross rent in Mills is $1,047 a month, against $1,346 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 Mills — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Wyoming.
  • 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