Property Tax in Jefferson County
via TaxByCounty
Jefferson County taxes above national average
Jefferson County's effective tax rate of 0.726% modestly exceeds the national median of 0.67%, placing it in the 50th percentile nationally. Its median property tax of $3,596 sits well above the national median of $2,690, driven by the region's second-highest median home value of $495,100.
Above-average rate, premium home values
Jefferson County ranks 16th among Washington's 39 counties with an effective rate of 0.726%, moderately above the state average of 0.761%. Its median tax of $3,596 ranks second-highest among the eight counties, reflecting both the rate and exceptionally valuable properties at $495,100.
Second-costliest county despite moderate rate
Jefferson County's 0.726% rate is lower than Grant (0.823%) and Grays Harbor (0.873%), yet its median tax of $3,596 is second only to Island County's $3,765. Like Island County, Jefferson's high taxes reflect premium home values rather than punitive effective rates.
Second-highest regional tax: $3,596 annually
A homeowner with Jefferson County's median-valued property of $495,100 pays approximately $3,596 in annual property taxes. Mortgage-related deductions lower this to $3,380, while outright owners face a higher burden of $3,784.
Expensive properties deserve assessment scrutiny
Jefferson County homeowners with properties valued near $495,000 should verify their assessments carefully, as valuation errors on high-value homes produce substantial tax consequences. Filing an appeal to challenge an inflated assessment is free and may save hundreds annually.