Cowlitz County property tax
Homeowners in Cowlitz County, Washington typically pay about 0.82% of their home's value in property tax each year — a median bill of $3,245 on a median home value of $397,500.
Typical effective rate
0.82%
higher than 49% of U.S. counties
Median tax paid
$3,245
per year
Median home value
$397,500
In WA
#8
of 39 ranked counties
At a glance
- Effective rate 0.82% — 13% lower than the U.S. median of 0.94%, and 1% higher than the Washington median of 0.81%.
- With vs. without a mortgage — median tax $3,358 for mortgaged homes, $3,005 for homes owned outright.
- State ranking — 8th highest effective rate of 39 ranked Washington counties; nationally it sits around the 51th percentile.
Estimate a bill for Cowlitz County
Apply this county's typical effective rate (0.82%) to a home value of your choice.
Frequently asked questions
What is the property tax rate in Cowlitz County, WA?
The typical effective property-tax rate in Cowlitz County is 0.82% of a home's value per year, based on median taxes paid ($3,245) divided by the median home value ($397,500) in the Census ACS 2020–2024 5-year estimates. This is a typical burden for comparison, not a statutory mill rate.
How much is property tax on a typical home in Cowlitz County?
The median owner-occupied home in Cowlitz County is valued at $397,500, and the median real estate tax paid is $3,245 per year. Homes with a mortgage have a median tax of $3,358, versus $3,005 for homes without one.
How does Cowlitz County compare to the rest of Washington?
Cowlitz County's effective rate is 1% higher than the Washington median, ranking 8th of 39 ranked counties in the state.
Compare nearby Washington counties
Counties ranked closest to Cowlitz County by in-state effective rate. Open the comparison tool or see all Washington counties.
| In-state | County | Effective rate | Median tax |
|---|---|---|---|
| 5 | Spokane County | 0.84% | $3,434 |
| 6 | King County | 0.83% | $7,114 |
| 7 | Clark County | 0.82% | $4,290 |
| 9 | Grays Harbor County | 0.80% | $2,512 |
| 10 | Yakima County | 0.79% | $2,463 |
| 11 | Skagit County | 0.79% | $4,308 |
Official data & resources for Cowlitz County
- Cowlitz County Census profile (data.census.gov) — housing, value and tax figures for this county.
- Table B25103 for Cowlitz County — median real estate taxes paid (the source for the tax figures above).
- Table B25077 for Cowlitz County — median home value.
- Federal forms & is property tax deductible? — IRS Pub 530, Schedule A and the SALT cap, plus your state tax agency.
Finding your exact bill
Your county or municipal assessor (sometimes called the appraisal district, property appraiser, or tax collector) sets the assessed value and the exact millage that produces your bill. Search for "[county name] [state] assessor" or "property tax" on an official .gov site.
Figures on this page are Census survey medians for the whole county (2020–2024 5-year), not an assessment of any individual property. Rates, exemptions and assessment practices vary by municipality and school district within a county.