Cost to Own
United StatesWashingtonWalla Walla CountyWalla Walla Population 33,766 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Walla Walla, Washington

A $357,000 home here costs

$2,658

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

A standard mortgage calculator would have told you $1,835. The real number is $823 higher every month — 45% more than the payment most buyers budget for.

Walla Walla median: $356,600
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, $285,600 borrowed $1,835
Property tax0.908% effective rate for Walla Walla itself $270
Homeowners insuranceWashington averages $1,001/yr (NAIC), or 0.178% of home value $53
Electricity14.95¢/kWh — Washington residential average, EIA $134
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $298
Total monthly $2,658

Walla Walla against Walla Walla County and Washington

MeasureWalla WallaWalla Walla County
Median home value$356,600$375,600
Median property tax$3,239$3,386
Effective tax rate0.908%0.901%
Median gross rent$1,176$1,113
Population33,76662,102

The weather behind that power bill

Walla Walla sits in Walla Walla County, which averages a high of 90.1°F in its hottest month and a low of 30.2°F in its coldest, with 18.74" of precipitation a year and 35% of it in a single three-month stretch. That climate drives 936 cooling and 4,798 heating degree days, which is what sets the $134 electricity line above.

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

Other cities in Walla Walla County

Full Walla Walla County cost breakdown · Every county in Washington

Common questions

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

A $357,000 home in Walla Walla, Washington costs approximately $2,658 per month with 20% down at 6.66%. That is $1,835 principal and interest, $270 property tax, $53 homeowners insurance, $202 utilities and $298 set aside for maintenance.

What is the property tax rate in Walla Walla?

Walla Walla has an effective property tax rate of 0.908%, based on a median home value of $356,600 and median real estate taxes of $3,239. That is in line with the Walla Walla County average of 0.901%.

What is the average home price in Walla Walla?

The median owner-occupied home value in Walla Walla, Washington is $356,600, against $375,600 across Walla Walla County.

Is it cheaper to rent or buy in Walla Walla?

Median gross rent in Walla Walla is $1,176 a month, against $2,658 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 Walla Walla — 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