Cost to Own
United StatesIdahoElmore CountyMountain Home Population 16,265 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Mountain Home, Idaho

A $271,000 home here costs

$2,004

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

A standard mortgage calculator would have told you $1,393. The real number is $611 higher every month — 44% more than the payment most buyers budget for.

Mountain Home median: $270,700
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, $216,800 borrowed $1,393
Property tax0.681% effective rate for Mountain Home itself $154
Homeowners insuranceIdaho averages $884/yr (NAIC), or 0.233% of home value $53
Electricity12.35¢/kWh — Idaho residential average, EIA $111
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $226
Total monthly $2,004

Mountain Home against Elmore County and Idaho

MeasureMountain HomeElmore County
Median home value$270,700$278,300
Median property tax$1,844$1,680
Effective tax rate0.681%0.604%
Median gross rent$1,061$1,111
Population16,26529,046

The weather behind that power bill

Mountain Home sits in Elmore County, which averages a high of 92.7°F in its hottest month and a low of 25.4°F in its coldest, with 11.51" of precipitation a year and 36% of it in a single three-month stretch. That climate drives 1,045 cooling and 5,321 heating degree days, which is what sets the $111 electricity line above.

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

Other cities in Elmore County

Full Elmore County cost breakdown · Every county in Idaho

Common questions

How much does it cost to own a home in Mountain Home?

A $271,000 home in Mountain Home, Idaho costs approximately $2,004 per month with 20% down at 6.66%. That is $1,393 principal and interest, $154 property tax, $53 homeowners insurance, $179 utilities and $226 set aside for maintenance.

What is the property tax rate in Mountain Home?

Mountain Home has an effective property tax rate of 0.681%, based on a median home value of $270,700 and median real estate taxes of $1,844. That is higher than the Elmore County average of 0.604%.

What is the average home price in Mountain Home?

The median owner-occupied home value in Mountain Home, Idaho is $270,700, against $278,300 across Elmore County.

Is it cheaper to rent or buy in Mountain Home?

Median gross rent in Mountain Home is $1,061 a month, against $2,004 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 Mountain Home — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Idaho.
  • 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