Property Taxes in Normandy Park, Washington
Median Normandy Park, Washington effective property tax rate: 1.22%, significantly lower than the national median of 1.02%, and higher than the Washington state median of 0.92%.
Median Normandy Park, Washington home value: $985,000
Median annual Normandy Park, Washington tax bill: $11,868, $9,468 higher than the national median property tax bill of $2,400.
How are property taxes in King calculated?
Property taxes in Normandy Park, Washington 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 Normandy Park's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Normandy Park, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Normandy Park Property Tax Calculator Work?
Use this Normandy Park property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Normandy Park's median effective tax rate of 1.22% — based on actual property records in King County — to generate your estimate.
Enter your property's estimated assessed value — the figure used to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Normandy Park's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
Your bill may vary by ZIP code within Normandy Park: median tax bills range from $7,655 in 98148 to $11,974 in 98166, primarily due to differences in school district levies and local assessment districts.
If your estimate is higher than expected, Ownwell can appeal your Normandy Park assessment — you only pay if we save you money.
About Normandy Park Property Taxes
About Property Taxes in Normandy Park, King, Washington
Normandy Park’s median effective property tax rate of 1.22% is lower than the Washington state median of 0.92% and higher than the national median of 1.02%. This rate reflects the King County base levy combined with local school district levies and Local improvement districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Normandy Park. Homeowners in the 98148 ZIP code carry a median effective rate of 1.24%, while those in 98166 pay 1.22%. This spread reflects how school district boundaries and local assessment districts are drawn across King County. Understanding which part of Normandy Park you live in can make a meaningful difference to your annual tax bill.
Normandy Park homeowners who believe their assessed value is too high can file a formal appeal with the Tax Assessor after the notice date in July each year.
If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.
Property Tax Rates Across Normandy Park, King County, Washington
As noted earlier, local government entities set tax rates, which can vary widely within a state.
Why? Because 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 Normandy Park's effective property tax rate to other cities in Washington and the median property tax rates in Washington and the U.S.
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 Normandy Park Tax Rate
1.22%
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 King County Tax Rate
0.99%
Median Effective Washington Tax Rate
0.92%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Normandy Park, King County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98148 | 1.22% | 1.23% | 1.24% | 1.25% | 1.25% |
| 98166 | 1.20% | 1.21% | 1.22% | 1.22% | 1.23% |
| 98198 | 1.19% | 1.21% | 1.22% | 1.24% | 1.26% |
Source: Ownwell
Save on Your Property Taxes and More With Ownwell
$774
Average Annual Tax Savings
Property Tax Assessment Values Across Normandy Park, King County, Washington
When examining property taxes in Normandy Park, Washington, 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 King County appraisal district 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.
Assessment notices:
In King County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of July.
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. For example, the median home price in Normandy Park is $985,000, with tax bills ranging significantly across the county. 98166 has the highest median home price at $992,000.
Property Tax Assessment Values Across Normandy Park, King County, Washington
Source: Ownwell
$275,000
$3,858,750
$7,442,500
Median Normandy Park Market Value
$985,000
Median King County Market Value
$774,000
Median Washington Market Value
$501,600
Median United States Market Value
$274,101
Property Tax Assessment Values Across Normandy Park, King County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98148 | $530,600 | $551,500 | $617,000 | $710,000 | $936,000 |
| 98166 | $667,000 | $830,000 | $992,000 | $1,199,000 | $1,572,000 |
| 98198 | $500,400 | $667,000 | $885,500 | $1,116,250 | $1,686,300 |
Source: Ownwell
Save on Your Property Taxes and More With Ownwell
$774
Average Annual Tax Savings
Property Tax Bills Across Normandy Park, King County, Washington
Property tax bills in Normandy Park are based on a home’s assessed value and the local tax rate set by taxing authorities in King County. When a property is assessed at a higher market value, the tax bill usually rises, while a lower assessed value can reduce what a homeowner owes. For homeowners, this means the bill can change as market conditions shift, even if nothing about the home itself has changed.
With a median home price of $985,000, Normandy Park homeowners often face substantial property tax bills. The 25th percentile tax bill is $9,815, the 75th percentile is $14,328, and the 90th percentile reaches $18,846. The highest median tax bill in the area is $11,974 in zip code 98166, while the lowest median tax bill is $7,655 in zip code 98148.
Ownwell can help homeowners review their assessed value, identify potential savings, and appeal unfair property tax bills. By challenging an inaccurate assessment, Ownwell may help reduce what you pay and keep more money in your pocket.
Median Normandy Park Tax Bill
$11,868
Median King County Tax Bill
$7,644
Median Washington Tax Bill
$4,512
Median United States Tax Bill
$3,209
Property Tax Bills Across Normandy Park, King County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 98148 | $6,638 | $6,884 | $7,655 | $8,750 | $11,409 |
| 98166 | $7,490 | $9,950 | $11,974 | $14,410 | $18,832 |
| 98198 | $5,683 | $7,899 | $10,574 | $13,530 | $20,239 |
Source: Ownwell
Save on Your Property Taxes and More With Ownwell
$774
Average Annual Tax Savings
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 | |
|---|---|
| King Tax Assessor | |
| Phone | (206) 296-7300 |
| Website | blue.kingcounty.com |
| assessor.info@kingcounty.gov | |