StateRates

San Juan County, Washington property tax

The median homeowner in San Juan County, Washington pays $4,131 a year in property tax on a home worth $726,500, an effective rate of 0.57%. The national effective rate is 0.98%.

Effective rate 0.57% #36 of 36 in Washington
Median tax bill $4,131 per year
Median home value $726,500 owner-occupied
Median income $83,682 household

What the rate means here

At 0.57%, San Juan County taxes property more lightly than the national 0.98%. A low rate on an expensive house is not the bargain it looks like. The median bill is still $4,131, because 0.57% of $726,500 is not a small number.

Inside Washington it is among the lightest, ranking #36 of 36, against a statewide 0.84%. Pierce County, in the same state, charges 0.94%. Comparing states on property tax hides differences like that, which is why this site publishes counties.

The median home costs 8.68 times the median household income of $83,682, against 3.86 nationally, so housing absorbs an unusually large share of what people here earn. Renters pay 20.26% of median income in gross rent. This is a small rural county of 18,266 people. Five-year survey estimates for places this size carry wide margins of error, so treat the figures as approximate.

The rate is derived rather than quoted. How and why.

What that costs at different home values

$250,000 home $1,425 per year at 0.57%
$400,000 home $2,280 per year at 0.57%
$600,000 home $3,420 per year at 0.57%

Arithmetic at the county effective rate, before any exemption or assessment cap.

Housing and income

San Juan County, Washington against Washington and the country
San Juan County Washington United States
Effective property tax 0.57% 0.84% 0.98%
Median tax bill $4,131 $4,361 $2,969
Median home value $726,500 $519,800 $303,400
Median gross rent $1,413 $1,682 $1,348
Median household income $83,682 $94,952 $78,538
Home price to income 8.68× 5.47× 3.86×
Rent as share of income 20.26% 21.26% 20.6%
Owner-occupied 77.8% 63.89% 65.02%

Source: U.S. Census Bureau, American Community Survey 2023 five-year estimates. Population 18,266.

Nearby counties of similar size

Other Washington counties
County Rate Median bill Home value
Adams County 0.84% $2,104 $251,300
Asotin County 0.80% $2,289 $286,200
Pend Oreille County 0.67% $2,048 $307,800
Klickitat County 0.62% $2,401 $388,700
Pacific County 0.82% $2,250 $274,000

San Juan County property tax: common questions

What is the property tax rate in San Juan County, Washington?

The effective rate is 0.57% of home value, from a median tax bill of $4,131 against a median home value of $726,500. That is 0.41 points below the national 0.98%.

How much is property tax on a $400,000 home in San Juan County?

Roughly $2,280 a year at the county effective rate of 0.57%.

Is San Juan County expensive compared with the rest of Washington?

It ranks #36 of 36 Washington counties by effective property tax rate, and #2207 of 2,826 nationally. That is 0.27 points below the Washington average of 0.84%.

What does housing cost in San Juan County?

The median home is worth $726,500 and median gross rent is $1,413 a month. Median household income is $83,682, which puts the home at 8.68 times annual income and rent at 20.26% of it.