Cost to Own
United StatesMontanaLewis and Clark CountyEast Helena Population 1,855 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in East Helena, Montana

A $254,000 home here costs

$1,990

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

A standard mortgage calculator would have told you $1,306. The real number is $685 higher every month — 52% more than the payment most buyers budget for.

East Helena median: $254,400
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, $203,200 borrowed $1,306
Property tax0.877% effective rate for East Helena itself $186
Homeowners insuranceMontana averages $1,471/yr (NAIC), or 0.413% of home value $87
Electricity14.67¢/kWh — Montana residential average, EIA $132
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $212
Total monthly $1,990

East Helena against Lewis and Clark County and Montana

MeasureEast HelenaLewis and Clark County
Median home value$254,400$358,200
Median property tax$2,230$2,886
Effective tax rate0.877%0.806%
Median gross rent$1,020$1,062
Population1,85572,580

The weather behind that power bill

East Helena sits in Lewis and Clark County, which averages a high of 81.5°F in its hottest month and a low of 16.2°F in its coldest, with 17.09" of precipitation a year and 46% of it in a single three-month stretch. That climate drives 218 cooling and 7,893 heating degree days, which is what sets the $132 electricity line above.

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

Other cities in Lewis and Clark County

Full Lewis and Clark County cost breakdown · Every county in Montana

Common questions

How much does it cost to own a home in East Helena?

A $254,000 home in East Helena, Montana costs approximately $1,990 per month with 20% down at 6.66%. That is $1,306 principal and interest, $186 property tax, $87 homeowners insurance, $200 utilities and $212 set aside for maintenance.

What is the property tax rate in East Helena?

East Helena has an effective property tax rate of 0.877%, based on a median home value of $254,400 and median real estate taxes of $2,230. That is higher than the Lewis and Clark County average of 0.806%.

What is the average home price in East Helena?

The median owner-occupied home value in East Helena, Montana is $254,400, against $358,200 across Lewis and Clark County.

Is it cheaper to rent or buy in East Helena?

Median gross rent in East Helena is $1,020 a month, against $1,990 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 East Helena — 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