Cost to Own
United StatesMontanaJefferson CountyMontana City Population 2,899 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Montana City, Montana

A $519,000 home here costs

$3,754

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

A standard mortgage calculator would have told you $2,668. The real number is $1,086 higher every month — 41% more than the payment most buyers budget for.

Montana City median: $519,100
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, $415,200 borrowed $2,668
Property tax0.636% effective rate for Montana City itself $275
Homeowners insuranceMontana averages $1,471/yr (NAIC), or 0.413% of home value $179
Electricity14.67¢/kWh — Montana residential average, EIA $132
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $433
Total monthly $3,754

Montana City against Jefferson County and Montana

MeasureMontana CityJefferson County
Median home value$519,100$408,000
Median property tax$3,304$2,274
Effective tax rate0.636%0.557%
Median gross rent$1,206$886
Population2,89912,501

The weather behind that power bill

Montana City sits in Jefferson County, which averages a high of 82.5°F in its hottest month and a low of 11.5°F in its coldest, with 10.8" of precipitation a year and 51% of it in a single three-month stretch. That climate drives 157 cooling and 8,312 heating degree days, which is what sets the $132 electricity line above.

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

Other cities in Jefferson County

Full Jefferson County cost breakdown · Every county in Montana

Common questions

How much does it cost to own a home in Montana City?

A $519,000 home in Montana City, Montana costs approximately $3,754 per month with 20% down at 6.66%. That is $2,668 principal and interest, $275 property tax, $179 homeowners insurance, $200 utilities and $433 set aside for maintenance.

What is the property tax rate in Montana City?

Montana City has an effective property tax rate of 0.636%, based on a median home value of $519,100 and median real estate taxes of $3,304. That is higher than the Jefferson County average of 0.557%.

What is the average home price in Montana City?

The median owner-occupied home value in Montana City, Montana is $519,100, against $408,000 across Jefferson County.

Is it cheaper to rent or buy in Montana City?

Median gross rent in Montana City is $1,206 a month, against $3,754 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 Montana City — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Montana.
  • 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