Whatcom County Property Taxes
Whatcom County, Washington
Effective Tax Rate
0.00%
26.1% above state avgMedian Annual Tax
$0
$318/mo escrow
Estimate Your Tax
Annual Tax
$0
Monthly
$0
Eff. Rate
0.71%
At a Glance
Median Home Value
$536,100
State avg ▲ $397,674
Tax w/ Mortgage/yr
$3,876
$323/mo escrow
Tax w/o Mortgage/yr
$3,713
$309/mo
State Tax Rate Rank
#13
of 39 counties (1 = lowest)
Similar tax rates
Data Story
About Property Taxes in Whatcom County, Washington
Whatcom County taxes slightly below national median
Whatcom County's effective tax rate of 0.712% sits just below the national median of 0.85%. However, with a median home value of $536,100, residents pay $3,819 annually—42% more than the national median property tax of $2,690.
Moderate taxes on high home values
Whatcom County's 0.712% effective rate falls below the Washington state average of 0.761%, positioning it as a relatively moderate-tax county. Yet at $3,819 in median property taxes, the county's high home values result in above-average total bills.
Lower rate than Walla Walla, higher than Yakima
Whatcom County's 0.712% rate undercuts Walla Walla (0.901%) and Yakima (0.818%) but exceeds Stevens (0.654%) and Wahkiakum (0.605%). Its position reflects northwestern Washington's mixed tax landscape.
What you'll pay on a Whatcom County home
On a median home valued at $536,100, Whatcom County residents pay approximately $3,819 per year in property taxes. This holds relatively steady whether the home carries a mortgage or is owned free and clear.
Review your assessment for accuracy
Whatcom County homeowners should verify their assessments match comparable local sales, especially in appreciating markets. Challenging an overvalued assessment through the county's appeal process could save hundreds annually.
How Whatcom County Compares
Median Annual Property Tax
Whatcom County
0.71%
Effective rate
Washington Avg
0.76%
Effective rate
National Avg
0.91%
Effective rate
Frequently Asked Questions
What is the property tax rate in Whatcom County, Washington?
How much are property taxes in Whatcom County?
How does Whatcom County compare to the Washington average?
What is the median home value in Whatcom County, Washington?
Is Whatcom County a low property tax area in Washington?
How does Whatcom County rank for property taxes in Washington?
Counties with Similar Tax Rates
Nearby Counties
Other Counties in Washington
Data updated: March 2026
Data from U.S. Census Bureau, American Community Survey 2019-2023 5-Year Estimates. Effective tax rate is calculated as median property tax divided by median home value.