Walla Walla County, WA Property Taxes (2026)

Walla Walla County owners pay a median of $3,386 a year on a median home value of $375,600, an effective rate of 0.90%. That's the 3rd-highest rate of 39 Washington counties with Census data, above the Washington county median of 0.79%.

Updated October 2026 · Data: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023)

Is your Walla Walla appraisal too high?

We compare your value to recent Walla Walla County sales and show you in about a minute whether a appeal is worth it.

  • Free check
  • No credit card

Effective tax rate

0.90%

3rd highest of 39 in WA

Median annual bill

$3,386

~$282/month

Median home value

$375,600

Washington county median

0.79%

Effective rate

What a protest could save you in Walla Walla County

Enter the market value from your appraisal notice. We apply Walla Walla County's 0.90% effective rate and a 10–15% reduction, the typical range for successful protests.

$
Est. annual tax
$3,380
Savings at 10–15% off
$338–$507
Check my actual assessment →

Walla Walla County vs. Washington vs. U.S. property tax rates

Walla Walla County0.90%
Washington county median0.79%
U.S. county median0.84%

Key stat: Walla Walla County's effective property tax rate is 0.90%, vs. 0.79% for the median Washington county and 0.84% for the median U.S. county. It ranks 3rd of 39 in Washington. Effective rate = median tax bill ÷ median home value, so it already reflects typical exemptions. (Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023))

How to appeal your property taxes in Walla Walla County

  1. 1

    Review your assessment notice

    Check the assessed value from the Walla Walla County Assessor. Compare it to recent sales of similar homes nearby.

  2. 2

    File your appeal before the deadline

    The Walla Walla County deadline is July 1 or 60 days after notice. Missing it means waiting until the next assessment year.

  3. 3

    Gather evidence

    Recent comparable sales, photos of condition issues, repair estimates or an independent appraisal.

  4. 4

    Present your case

    Submit evidence or attend a hearing with the County Assessor.

  5. 5

    Get your decision

    If you win, your assessed value and bill go down. On a $3,386 bill, 10–15% off is $339–$508 a year.

Want help with it?

TaxDrop builds your case from comparable sales data.

Check my assessment

Property tax exemptions in Washington

Washington homeowners may qualify for exemptions that reduce taxable value. Check with the Walla Walla County Assessor for amounts.

Homestead exemption

For your primary residence. Reduces the value used to calculate your bill.

Senior / over-65

Many states add an exemption or freeze for owners 65 and older.

Disability

For homeowners with qualifying disabilities, often similar to the over-65 benefit.

Veterans

Disabled veterans may get partial or full exemptions depending on rating.

Frequently Asked Questions

What is the property tax rate in Walla Walla County, Washington?
The median effective property tax rate in Walla Walla County is 0.90%: a median annual bill of $3,386 on a median home value of $375,600. That's the 3rd-highest rate of 39 Washington counties with Census data. Your own rate depends on which city, school district and special districts you're in. Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2019–2023).
How much are property taxes in Walla Walla County?
The median Walla Walla County property tax bill is $3,386 a year, about $282 a month, compared with a Washington county median of $2,860.
What is the deadline to appeal property taxes in Walla Walla County?
The deadline to appeal in Walla Walla County is July 1 or 60 days after notice. Missing it means waiting until the next assessment cycle.
Is Walla Walla County a high property tax area?
Walla Walla County's 0.90% effective rate is above the Washington county median of 0.79% and above the U.S. county median of 0.84%. That's the 3rd-highest rate of 39 Washington counties with Census data.
Can TaxDrop help lower my Walla Walla County property taxes?
TaxDrop analyzes your property against local comparable sales and helps you appeal your assessment.

Property taxes in nearby counties

Columbia County

Rate: 0.86%

Median bill: $2,215

Franklin County

Rate: 0.76%

Median bill: $2,638

Garfield County

Rate: 0.61%

Median bill: $1,306

Benton County

Rate: 0.79%

Median bill: $2,910

Adams County

Rate: 0.84%

Median bill: $2,104

Asotin County

Rate: 0.80%

Median bill: $2,289

Whitman County

Rate: 0.79%

Median bill: $2,566

Grant County

Rate: 0.82%

Median bill: $2,268

← All 39 Washington counties

Stop overpaying on property taxes

See in about a minute whether your Walla Walla value looks too high.

Check my assessment — free