Effective property tax rates for all 39 Washington counties — median real estate taxes paid ÷ median home value, from U.S. Census ACS data — ranked highest to lowest. Pierce County has the highest rate at 0.94%; San Juan County has the lowest at 0.57%.
Data as of July 2026.
| Rank | County | Effective rate | Median annual bill | Median home value |
|---|---|---|---|---|
| 1 | Pierce County | 0.94% | $4,555 | $484,400 |
| 2 | Walla Walla County | 0.90% | $3,386 | $375,600 |
| 3 | Thurston County | 0.90% | $4,043 | $451,500 |
| 4 | Grays Harbor County | 0.87% | $2,441 | $279,500 |
| 5 | Columbia County | 0.86% | $2,215 | $256,100 |
| 6 | Spokane County | 0.86% | $3,196 | $370,500 |
| 7 | Adams County | 0.84% | $2,104 | $251,300 |
| 8 | King County | 0.84% | $6,785 | $811,200 |
| 9 | Clark County | 0.84% | $4,080 | $487,900 |
| 10 | Skagit County | 0.82% | $4,008 | $486,200 |
| 11 | Grant County | 0.82% | $2,268 | $275,700 |
| 12 | Pacific County | 0.82% | $2,250 | $274,000 |
| 13 | Yakima County | 0.82% | $2,299 | $281,100 |
| 14 | Cowlitz County | 0.81% | $2,988 | $367,400 |
| 15 | Asotin County | 0.80% | $2,289 | $286,200 |
| 16 | Kitsap County | 0.80% | $4,030 | $505,700 |
| 17 | Snohomish County | 0.79% | $5,121 | $644,600 |
| 18 | Whitman County | 0.79% | $2,566 | $323,300 |
| 19 | Benton County | 0.79% | $2,910 | $369,400 |
| 20 | Douglas County | 0.79% | $3,168 | $402,900 |
| 21 | Okanogan County | 0.77% | $2,194 | $284,200 |
| 22 | Franklin County | 0.76% | $2,638 | $345,700 |
| 23 | Mason County | 0.75% | $2,833 | $377,400 |
| 24 | Clallam County | 0.74% | $2,860 | $385,600 |
| 25 | Jefferson County | 0.73% | $3,596 | $495,100 |
| 26 | Skamania County | 0.72% | $3,380 | $472,600 |
| 27 | Lewis County | 0.71% | $2,433 | $341,500 |
| 28 | Whatcom County | 0.71% | $3,819 | $536,100 |
| 29 | Chelan County | 0.71% | $3,235 | $454,900 |
| 30 | Kittitas County | 0.71% | $3,255 | $459,900 |
| 31 | Island County | 0.70% | $3,765 | $535,300 |
| 32 | Pend Oreille County | 0.67% | $2,048 | $307,800 |
| 33 | Stevens County | 0.65% | $2,016 | $308,000 |
| 34 | Ferry County | 0.65% | $1,792 | $274,500 |
| 35 | Klickitat County | 0.62% | $2,401 | $388,700 |
| 36 | Garfield County | 0.61% | $1,306 | $214,200 |
| 37 | Wahkiakum County | 0.60% | $2,084 | $344,500 |
| 38 | Lincoln County | 0.60% | $1,621 | $272,300 |
| 39 | San Juan County | 0.57% | $4,131 | $726,500 |
Rates are estimates derived from Census ACS 5-year data, not your actual bill — see the methodology for how they're calculated. A “≥” rate means the county sits at the ACS top-code ceiling, so the real rate may be higher.
Informational only — not legal or tax advice. Exemption rules and amounts are summarized from official statutes and state tax-agency sources as of each program's verified date and can change by legislative session. Dollar figures are estimates derived from Census ACS county tax data, not actual bills. Confirm your eligibility and current amounts with your county assessor before relying on anything here.