Coulee City, Grant County, Washington Property Taxes
Median Coulee City, WA effective property tax rate: 0.95%, slightly lower than the national median of 1.02%, but higher than the Washington state median of 0.88%.
Median Coulee City, WA home value: $85,380
Median annual Coulee City, WA tax bill: $754, $1,646 lower than the national median property tax bill of $2,400.
How are property taxes in Grant County calculated?
Property taxes in Coulee City, 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 Coulee City’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Coulee City, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Coulee City, Grant County, Washington Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.95%
Estimate Property Tax Bill
$811
$753
Property Tax Rates Across Coulee City, Grant County, Washington
Local government entities set tax rates, which can vary widely within a state. Annually, 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 Coulee City’s effective property tax rate to other cities in Washington and the median property tax rates in Washington and the U.S.
Coulee City, located in Grant County, Washington, features a median property tax rate of 0.95%, which matches the highest and lowest rates found in the area, showcasing a consistent tax landscape. This rate is slightly below the national median property tax rate of 1.02%. Residents of Coulee City benefit from a favorable tax environment compared to the national average, potentially leading to lower annual property tax bills. This consistency within the region offers predictability for homeowners, making it an attractive option for property investment.
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 Coulee City Tax Rate
0.95%
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 Grant County Tax Rate
1.20%
Median Effective Washington Tax Rate
0.88%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Coulee City, Grant County, Washington
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
99115 | 0.64% | 0.81% | 0.95% | 1.43% | 3.30% |
Source: Ownwell
Property Tax Assessment Values Across Coulee City, Grant County, Washington
When examining property taxes in Coulee City, 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 Grant 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 Grant 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 Coulee City. For example, the median home price in Coulee City is $85,380, with tax bills ranging significantly across the county. 99115 has the highest median home price at $85,380.
Property Tax Assessment Values Across Coulee City, Grant County, Washington
Source: Ownwell

$24,000
$111,233
$198,465
Median Coulee City Market Value
$85,380
Median Grant County Market Value
$135,922
Median Washington Market Value
$482,000
Median United States Market Value
$235,294
Property Tax Assessment Values Across Coulee City, Grant County, Washington
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
99115 | $3,420 | $22,018 | $85,380 | $144,144 | $258,512 |
Source: Ownwell
Property Tax Bills Across Coulee City, Grant County, Washington
Median Coulee City Tax Bill
$754
Median Grant County Tax Bill
$1,560
Median Washington Tax Bill
$4,284
Median United States Tax Bill
$2,400
Property Tax Bills Across Coulee City, Grant County, Washington
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
99115 | $82 | $248 | $754 | $1,276 | $2,310 |
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 | |
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Grant Tax Assessor | |
Website | grantwa-taxsifter.publicaccessnow.com |