Castle Rock, Cowlitz County, Washington Property Taxes
Median Castle Rock, WA effective property tax rate: 0.81%, significantly lower than the national median of 1.02%, but lower than the Washington state median of 0.88%.
Median Castle Rock, WA home value: $362,900
Median annual Castle Rock, WA tax bill: $2,926, $526 higher than the national median property tax bill of $2,400.
How are property taxes in Cowlitz County calculated?
Property taxes in Castle Rock, 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 Castle Rock’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Castle Rock, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Castle Rock, Cowlitz County, Washington Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.81%
Estimate Property Tax Bill
$2,939
$2,728
Property Tax Rates Across Castle Rock, Cowlitz County, Washington
Local government entities set tax rates, which can vary widely within a state. Each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate. While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process. Below, you can compare Castle Rock’s effective property tax rate to other cities in Washington and the median property tax rates in Washington and the U.S.
In Castle Rock, located in Cowlitz County, the property tax rate stands at 0.81%. This is notably lower than the national median property tax rate of 1.02%. The median property tax bill for Castle Rock aligns with the state's overall trend, which is also below the national median of $2400. This provides a competitive edge for property owners in Castle Rock, making it an appealing location for those seeking lower property tax obligations. Understanding these differences can be crucial for homeowners and potential buyers when evaluating the financial implications of property ownership in various regions.
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 Castle Rock Tax Rate
0.81%
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 Cowlitz County Tax Rate
0.89%
Median Effective Washington Tax Rate
0.88%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Castle Rock, Cowlitz County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98611 | 0.80% | 0.81% | 0.81% | 0.83% | 0.89% |
Source: Ownwell
Property Tax Assessment Values Across Castle Rock, Cowlitz County, Washington
When examining property taxes in Castle Rock, WA, understanding the distinction between "market value" and "assessed value" is crucial. The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Cowlitz County Assessor's Office estimates the market value for tax purposes. The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill.
In Cowlitz County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of March. Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in Castle Rock. For example, the median home price in Castle Rock is $362,900, with tax bills ranging significantly across the county. Zip code 98611 has the highest median home price at $362,900.
Property Tax Assessment Values Across Castle Rock, Cowlitz County, Washington
Source: Ownwell
$221,480
$328,360
$435,240
Median Castle Rock Market Value
$362,900
Median Cowlitz County Market Value
$335,640
Median Washington Market Value
$482,000
Median United States Market Value
$235,294
Property Tax Assessment Values Across Castle Rock, Cowlitz County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98611 | $108,359 | $256,220 | $362,900 | $477,478 | $597,876 |
Source: Ownwell
Property Tax Bills Across Castle Rock, Cowlitz County, Washington
Median Castle Rock Tax Bill
$2,926
Median Cowlitz County Tax Bill
$3,062
Median Washington Tax Bill
$4,284
Median United States Tax Bill
$2,400
Property Tax Bills Across Castle Rock, Cowlitz County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98611 | $485 | $1,849 | $2,926 | $3,975 | $4,999 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | July 1 |
| Tax Bill | |
| Issued | February 10 |
| Due Date #1 | April 30 |
| Due Date #2 | October 31 |
Links | |
|---|---|
| Cowlitz Tax Assessor | |
| Website | cowlitzinfo.net |