Center Island, San Juan County, Washington Property Taxes
Median Center Island, WA effective property tax rate: 0.47%, significantly lower than the national median of 1.02%, but lower than the Washington state median of 0.88%.
Median Center Island, WA home value: $204,330
Median annual Center Island, WA tax bill: $898, $1,502 lower than the national median property tax bill of $2,400.
How are property taxes in San Juan calculated?
Property taxes in Center Island, WA are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.
Understanding Center Island’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Center Island, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Center Island, San Juan County, Washington Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.47%
Estimate Property Tax Bill
$960
$891
$1,102
Average Tax Savings
Property Tax Rates Across Center Island, San Juan County, Washington
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective Center Island Tax Rate
0.47%
Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.
Median Effective San Juan County Tax Rate
0.62%
Median Effective Washington Tax Rate
0.88%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Center Island, San Juan County, Washington
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|
Source: Ownwell
$1,102
Average Center Island Tax Savings
Save on your property taxes & more with Ownwell
Property Tax Assessment Values Across Center Island, San Juan County, Washington
Property Tax Assessment Values Across Center Island, San Juan County, Washington
Source: Ownwell

$496,770
$807,395
$1,118,020
Median Center Island Market Value
$204,330
Median San Juan County Market Value
$691,520
Median Washington Market Value
$482,000
Median United States Market Value
$235,294
Property Tax Assessment Values Across Center Island, San Juan County, Washington
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|
Source: Ownwell
$1,102
Average Center Island Tax Savings
Save on your property taxes & more with Ownwell
Property Tax Bills Across Center Island, San Juan County, Washington
In Center Island, located in San Juan County, WA, property tax bills are determined by the assessed value of a home and the local tax rate. Homeowners in this area experience a median property tax rate that aligns closely with the national average of 1.02%. With a median home price of $204,330, property tax bills can vary significantly. The 25th percentile tax bill is approximately $731, while the 75th percentile reaches $1,652, and the 90th percentile can be as high as $2,813. These figures highlight the variation in tax burdens faced by homeowners.
Factors influencing property tax bills include changes in property values and local government budgets. High property taxes can impact homeowners by increasing monthly expenses, potentially affecting affordability. Ownwell offers a solution by providing property tax appeal and exemption services. By assessing your property's valuation and ensuring it is fair, Ownwell can help reduce your tax burden. This service can lead to significant savings, making homeownership more affordable and manageable for residents in Center Island.
Property Tax Bills Across Center Island, San Juan County, Washington
Source: Ownwell

$2,218
$4,400
$6,581
Median Center Island Tax Bill
$898
Median San Juan County Tax Bill
$4,068
Median Washington Tax Bill
$4,284
Median United States Tax Bill
$2,400
Property Tax Bills Across Center Island, San Juan County, Washington
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|
Source: Ownwell
$1,102
Average Center Island Tax Savings
Save on your property taxes & more with Ownwell
Don't miss the deadline to appeal!
Dates | |
---|---|
Appeal Deadline | December 1 |
Tax Bill | |
Issued | February 10 |
Due Date #1 | April 30 |
Due Date #2 | October 31 |
Links | |
---|---|
San Juan Tax Assessor | |
Website | parcel.sanjuanco.com |
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