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Washington · FIPS 53055 · ACS 2020–2024

San Juan County, Washington property tax rate

Homeowners in San Juan County paid a median of $4,253 a year in real estate taxes on a median home value of $799,200 (2020–2024 survey). Taxes came to 0.53% of home value, 30% below the Washington rate of 0.75% and 44% below the U.S. rate of 0.94%.

  • 0.53%Effective tax rate±0.03% margin · Washington: 0.75%
  • $4,253Median tax per yearWashington: $4,556 · U.S.: $3,119
  • $799,200Median home valueWashington: $564,600
  • 7,031Owner-occupied homes78% of households own

Estimate your property tax

Rate defaults to the San Juan County effective rate. Results update as you type and stay in your browser.

Default: the local median home value, rounded.

Default: San Juan County average. Your last tax bill ÷ your home’s market value gives your own rate.

Estimated tax at this rate$4,225/year
The same home value at each average rate
RateEffective ratePer yearPer month
San Juan County average0.53%$4,225$352
Washington average0.75%$6,026$502
U.S. average0.94%$7,508$626
Property taxes in San Juan County: 2020–2024 compared with Washington, the U.S. and 2019–2023
MeasureSan Juan CountyWashingtonU.S.San Juan County 2019–2023Change
Effective tax rate0.53%0.75%0.94%0.54%−0.02 pts
Median tax, all owners$4,253$4,556$3,119$4,131+$122 (+3.0%)
Median tax, with a mortgage$3,993$4,665$3,489$3,916+$77 (+2.0%)
Median tax, no mortgage$4,552$4,298$2,576$4,453+$99 (+2.2%)
Median home value$799,200$564,600$332,700$726,500+$72,700 (+10.0%)
Total taxes paid$38,220,900$10,232,446,600$360,573,527,500$35,988,800

How San Juan County compares

  • Per $1,000 of home value, owners here paid about $5.29 a year, against $7.54 statewide and $9.40 nationally.
  • Rank in Washington: 1 of 38 counties from lowest to highest effective rate (among those with reliable estimates). Nationally, 22% of 2,682 counties had a lower rate.
  • Homes with a mortgage: 0.54% of value; homes without one: 0.52%. Median bills: $3,993 and $4,552.
  • Compared with the 2019–2023 survey, the effective rate fell (−0.02 pts) and the median tax changed +$122 (+3.0%). 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 0.53% ± 0.03% at 90% confidence, from a sample of the 7,031 owner-occupied homes.

Washington counties with similar rates

Closest effective property tax rates in Washington, 2020–2024
CountyEffective rateMedian taxMedian value
Pend Oreille County0.56%$2,142$367,900
Skamania County0.56%$3,532$529,500
Ferry County0.57%$1,801$283,400
Wahkiakum County0.59%$2,392$396,800
Lincoln County0.60%$1,744$292,800
Stevens County0.61%$2,065$350,600
Klickitat County0.62%$2,639$425,300
Okanogan County0.64%$2,281$299,800

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.

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