WASHINGTON San Juan Property Tax Estimator
Estimate Your Property Tax
Rate Breakdown
Property taxes in San Juan County are calculated by multiplying the assessed value (minus exemptions) by the total local millage rate.
| Authority | Avg. Rate |
|---|---|
| County General Fund | 0.45% |
| School District (Avg) | 1.20% |
| City / Local (Avg) | 0.35% |
How Property Tax Works in San Juan County
Property taxes in San Juan County are calculated based on the assessed value of your property and the applicable tax rates (millage rates). The San Juan County Assessor’s Office determines the assessed value by evaluating the market value of your property as of January 1st each year. This value is then multiplied by the millage rate, which is set by various taxing districts, including schools, fire departments, and local governments. The millage rate is expressed in dollars per $1,000 of assessed value. For example, if your property is assessed at $500,000 and the millage rate is $10 per $1,000, your annual property tax would be $5,000. Property tax bills are typically mailed in February and are due in two installments.
Available Exemptions
San Juan County offers several property tax exemptions to eligible residents. These exemptions can reduce the taxable value of your property and lower your overall tax burden. Key exemptions include:
- Homestead Exemption: Available to homeowners who use their property as their primary residence.
- Senior Citizen & Disabled Persons Exemption: Provides reduced property taxes for individuals aged 61 or older, or those with disabilities, who meet income requirements.
- Veterans Exemption: Offers tax relief to honorably discharged veterans with a service-connected disability.
To apply for exemptions, contact the San Juan County Assessor’s Office and provide the necessary documentation.
Payment Schedule & Deadlines
Property tax payments in San Juan County are due in two installments. The first half is due by April 30th, and the second half is due by October 31st. Payments can be made online, by mail, or in person at the San Juan County Treasurer’s Office. If you miss a payment deadline, you will incur penalties and interest. Late payments accrue interest at a rate of 1% per month, and additional penalties may apply. To avoid late fees, consider enrolling in the county’s installment payment plan, which allows you to spread payments over several months.
Appealing Your Assessment
If you believe your property has been overassessed, you have the right to appeal the valuation. The appeals process begins with filing a petition with the San Juan County Board of Equalization within 30 days of receiving your assessment notice. You must provide evidence, such as recent comparable sales or an independent appraisal, to support your claim. The Board will review your case and may adjust your property’s assessed value if justified. If you disagree with the Board’s decision, you can escalate your appeal to the Washington State Board of Tax Appeals. It’s important to act promptly and provide accurate documentation to strengthen your case.