Cost to Own
United StatesWashingtonThurston CountyYelm Population 10,618 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Yelm, Washington

A $439,000 home here costs

$3,173

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

A standard mortgage calculator would have told you $2,257. The real number is $917 higher every month — 41% more than the payment most buyers budget for.

Yelm median: $439,100
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, $351,200 borrowed $2,257
Property tax0.774% effective rate for Yelm itself $283
Homeowners insuranceWashington averages $1,001/yr (NAIC), or 0.178% of home value $65
Electricity14.95¢/kWh — Washington residential average, EIA $134
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $366
Total monthly $3,173

Yelm against Thurston County and Washington

MeasureYelmThurston County
Median home value$439,100$451,500
Median property tax$3,400$4,043
Effective tax rate0.774%0.895%
Median gross rent$1,363$1,634
Population10,618296,640

The weather behind that power bill

Yelm sits in Thurston County, which averages a high of 78.0°F in its hottest month and a low of 32.3°F in its coldest, with 50.62" of precipitation a year and 47% of it in a single three-month stretch. That climate drives 113 cooling and 5,378 heating degree days, which is what sets the $134 electricity line above.

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

Other cities in Thurston County

Full Thurston County cost breakdown · Every county in Washington

Common questions

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

A $439,000 home in Yelm, Washington costs approximately $3,173 per month with 20% down at 6.66%. That is $2,257 principal and interest, $283 property tax, $65 homeowners insurance, $202 utilities and $366 set aside for maintenance.

What is the property tax rate in Yelm?

Yelm has an effective property tax rate of 0.774%, based on a median home value of $439,100 and median real estate taxes of $3,400. That is lower than the Thurston County average of 0.895%.

What is the average home price in Yelm?

The median owner-occupied home value in Yelm, Washington is $439,100, against $451,500 across Thurston County.

Is it cheaper to rent or buy in Yelm?

Median gross rent in Yelm is $1,363 a month, against $3,173 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 Yelm — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Washington.
  • 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