Cost to Own
United StatesWashingtonPierce CountyDuPont Population 9,952 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in DuPont, Washington

A $550,000 home here costs

$3,907

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

A standard mortgage calculator would have told you $2,828. The real number is $1,080 higher every month — 38% more than the payment most buyers budget for.

DuPont median: $550,200
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, $440,000 borrowed $2,828
Property tax0.736% effective rate for DuPont itself $337
Homeowners insuranceWashington averages $1,001/yr (NAIC), or 0.178% of home value $82
Electricity14.95¢/kWh — Washington residential average, EIA $134
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $458
Total monthly $3,907

DuPont against Pierce County and Washington

MeasureDuPontPierce County
Median home value$550,200$484,400
Median property tax$4,050$4,555
Effective tax rate0.736%0.940%
Median gross rent$2,230$1,722
Population9,952924,106

The weather behind that power bill

DuPont sits in Pierce County, which averages a high of 76.5°F in its hottest month and a low of 32.9°F in its coldest, with 45.13" of precipitation a year and 42% of it in a single three-month stretch. That climate drives 120 cooling and 5,397 heating degree days, which is what sets the $134 electricity line above.

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

Other cities in Pierce County

Full Pierce County cost breakdown · Every county in Washington

Common questions

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

A $550,000 home in DuPont, Washington costs approximately $3,907 per month with 20% down at 6.66%. That is $2,828 principal and interest, $337 property tax, $82 homeowners insurance, $202 utilities and $458 set aside for maintenance.

What is the property tax rate in DuPont?

DuPont has an effective property tax rate of 0.736%, based on a median home value of $550,200 and median real estate taxes of $4,050. That is lower than the Pierce County average of 0.940%.

What is the average home price in DuPont?

The median owner-occupied home value in DuPont, Washington is $550,200, against $484,400 across Pierce County.

Is it cheaper to rent or buy in DuPont?

Median gross rent in DuPont is $2,230 a month, against $3,907 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 DuPont — 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