Washington · FIPS 53033 · ACS 2020–2024
King County, Washington property tax rate
Homeowners in King County paid a median of $7,114 a year in real estate taxes on a median home value of $859,900 (2020–2024 survey). Taxes came to 0.76% of home value, 1% above the Washington rate of 0.75% and 19% below the U.S. rate of 0.94%.
- 0.76%Effective tax rate±0.01% margin · Washington: 0.75%
- $7,114Median tax per yearWashington: $4,556 · U.S.: $3,119
- $859,900Median home valueWashington: $564,600
- 521,805Owner-occupied homes55% of households own
| Measure | King County | Washington | U.S. | King County 2019–2023 | Change |
|---|---|---|---|---|---|
| Effective tax rate | 0.76% | 0.75% | 0.94% | 0.77% | −0.01 pts |
| Median tax, all owners | $7,114 | $4,556 | $3,119 | $6,785 | +$329 (+4.8%) |
| Median tax, with a mortgage | $7,061 | $4,665 | $3,489 | $6,741 | +$320 (+4.7%) |
| Median tax, no mortgage | $7,245 | $4,298 | $2,576 | $6,900 | +$345 (+5.0%) |
| Median home value | $859,900 | $564,600 | $332,700 | $811,200 | +$48,700 (+6.0%) |
| Total taxes paid | $4,175,717,500 | $10,232,446,600 | $360,573,527,500 | $3,957,337,900 |
How King County compares
- Per $1,000 of home value, owners here paid about $7.59 a year, against $7.54 statewide and $9.40 nationally.
- Rank in Washington: 29 of 38 counties from lowest to highest effective rate (among those with reliable estimates). Nationally, 49% of 2,682 counties had a lower rate.
- Homes with a mortgage: 0.75% of value; homes without one: 0.78%. Median bills: $7,061 and $7,245.
- Compared with the 2019–2023 survey, the effective rate fell (−0.01 pts) and the median tax changed +$329 (+4.8%). The two 5-year surveys share four years of responses, so year-to-year moves are small and partly noise.
- Margin of error: the effective rate is 0.76% ± 0.01% at 90% confidence, from a sample of the 521,805 owner-occupied homes.
Washington counties with similar rates
| County | Effective rate | Median tax | Median value |
|---|---|---|---|
| Columbia County | 0.74% | $2,303 | $271,200 |
| Grant County | 0.74% | $2,339 | $299,500 |
| Franklin County | 0.74% | $2,750 | $379,300 |
| Skagit County | 0.75% | $4,308 | $545,100 |
| Benton County | 0.76% | $3,163 | $407,800 |
| Douglas County | 0.76% | $3,319 | $432,500 |
| Clark County | 0.77% | $4,290 | $522,900 |
| Whitman County | 0.77% | $2,691 | $359,600 |
Sources
- U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, table-based summary file: B25090 (aggregate real estate taxes), B25082 (aggregate home value), B25103 (median real estate taxes), B25077 (median home value) and B25003 (tenure); files dated January 29, 2026.
- U.S. Census Bureau, American Community Survey 2019–2023 5-year estimates, same tables (files dated October 31, 2024), for the comparison column.
- Geography names: Census Bureau Geos20245YR.txt (file dated January 22, 2026).
Effective rate = total real estate taxes paid by owner-occupied homes ÷ their total value, as reported by owners to the Census Bureau. It is not a millage rate. Your bill depends on your assessed value, exemptions (such as homestead) and local levies.