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Walla Walla County, Washington: property tax rate, home values and income

Effective property tax rate

0.90%

2nd highest of 39 counties in Washington

Median home value

$375,600

19th highest in Washington

Median household income

$72,212

19th highest in Washington

Population

62,102

Census ACS 2023

Sources: US Census Bureau, American Community Survey 5-year estimates · Updated 11/03/2026

In Walla Walla County, Washington the effective property tax rate is 0.90%. The median homeowner pays $3,386 a year in real estate taxes on a home with a median value of $375,600. That rate is the 2nd highest of the 39 Washington counties with published data, and the 1407th highest of 3,132 counties in the United States.

Property tax in Walla Walla County

The effective rate is the median real estate tax paid divided by the median home value. The Washington statewide average is 0.84%, so Walla Walla County is above it. Applying this county's rate to other home prices gives a rough idea of the yearly bill; actual bills depend on the school district, exemptions and the assessed value.

Home valueEstimated tax per yearPer month
$200,000$1,800$150
$300,000$2,700$225
$375,600 (county median)$3,390$282
$400,000$3,600$300
$500,000$4,500$375

Home values and incomes

The median home value is $375,600 (19th highest in Washington, 269th highest nationally) and the median household income is $72,212. Homes cost about 5.2 times a typical household's yearly income. Median gross rent is $1,113 a month. 65.9% of occupied homes are owner-occupied. Homeowners with a mortgage pay a median of $1,113 a year for insurance. For comparison, the Washington statewide median home value is $587,533.

Counties near Walla Walla County in the Washington property tax ranking

CountyEffective rateMedian home value
Pierce County0.94%$484,400
Thurston County0.90%$451,500
Walla Walla County0.90%$375,600
Grays Harbor County0.87%$279,500
Columbia County0.86%$256,100
Spokane County0.86%$370,500
Adams County0.84%$251,300

Frequently asked questions

What is the property tax rate in Walla Walla County, Washington?

The effective property tax rate is 0.90% of home value per year, the 2nd highest of 39 counties in Washington (Census ACS 2023 5-year estimates).

How much is property tax on a $300,000 home in Walla Walla County?

At the county's effective rate of 0.90%, about $2,700 a year (roughly $225 a month). Your actual bill depends on the assessed value, your school district and exemptions.

What is the median home value in Walla Walla County?

The median home value is $375,600 (Census ACS 2023 5-year estimates, owner-occupied homes).

What is the median household income in Walla Walla County?

The median household income is $72,212 (Census ACS 2023 5-year estimates).