Cost to Own
United StatesWashingtonJefferson CountyPort Townsend Population 10,290 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Port Townsend, Washington

A $503,000 home here costs

$3,591

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

A standard mortgage calculator would have told you $2,586. The real number is $1,006 higher every month — 39% more than the payment most buyers budget for.

Port Townsend median: $502,500
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, $402,400 borrowed $2,586
Property tax0.738% effective rate for Port Townsend itself $309
Homeowners insuranceWashington averages $1,001/yr (NAIC), or 0.178% of home value $75
Electricity14.95¢/kWh — Washington residential average, EIA $134
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $419
Total monthly $3,591

Port Townsend against Jefferson County and Washington

MeasurePort TownsendJefferson County
Median home value$502,500$495,100
Median property tax$3,706$3,596
Effective tax rate0.738%0.726%
Median gross rent$1,151$1,291
Population10,29033,313

The weather behind that power bill

Port Townsend sits in Jefferson County, which averages a high of 69.7°F in its hottest month and a low of 33.0°F in its coldest, with 29.41" of precipitation a year and 50% of it in a single three-month stretch. That climate drives 23 cooling and 6,015 heating degree days, which is what sets the $134 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 Washington

Common questions

How much does it cost to own a home in Port Townsend?

A $503,000 home in Port Townsend, Washington costs approximately $3,591 per month with 20% down at 6.66%. That is $2,586 principal and interest, $309 property tax, $75 homeowners insurance, $202 utilities and $419 set aside for maintenance.

What is the property tax rate in Port Townsend?

Port Townsend has an effective property tax rate of 0.738%, based on a median home value of $502,500 and median real estate taxes of $3,706. That is higher than the Jefferson County average of 0.726%.

What is the average home price in Port Townsend?

The median owner-occupied home value in Port Townsend, Washington is $502,500, against $495,100 across Jefferson County.

Is it cheaper to rent or buy in Port Townsend?

Median gross rent in Port Townsend is $1,151 a month, against $3,591 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 Port Townsend — 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