Custer, Whatcom County, Washington Property Taxes
Median Custer, WA effective property tax rate: 0.68%, significantly lower than the national median of 1.02%, but lower than the Washington state median of 0.88%.
Median Custer, WA home value: $516,531
Median annual Custer, WA tax bill: $3,270, $870 higher than the national median property tax bill of $2,400.
How are property taxes in Whatcom calculated?
Property taxes in Custer, 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 Custer’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Custer, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Custer, Whatcom County, Washington Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.68%
Estimate Property Tax Bill
$3,512
$3,259
$1,102
Average Tax Savings
Ownwell’s Custer Property Tax Bill Calculator empowers homeowners, real estate investors, and potential buyers to estimate their annual property taxes in Custer with just two data points.
By entering your property's estimated assessed value, our calculator applies Custer’s median effective tax rate to accurately estimate your property tax bill. Note that your property's assessed value — determined by your county — reflects any exemptions you may have, ensuring a more precise calculation for your property tax obligations.
This insightful tool helps you understand potential tax liabilities and highlights how Ownwell can assist in reducing property taxes in Whatcom County.
For those interested in more localized information, please scroll down to explore city-level trends!
Property Tax Rates Across Custer, Whatcom County, Washington
Local government entities determine property tax rates, which can vary significantly within a state. This variance is due to each county's annual calculation of its necessary budget to fund services, divided by the total value of all taxable property within its jurisdiction. This process establishes the property tax rate. Although votes and regulations play a role in setting these rates and budgets, this is essentially how it works each year.
In Custer, located in Whatcom County, the effective property tax rate is 0.68%, which is noticeably lower than the national median property tax rate of 1.02%. This lower rate may appeal to property owners looking to reduce their annual property tax bills. Compared to other cities in Washington, Custer's rate remains competitive, offering potential savings for homeowners.
Understanding these local tax dynamics can be crucial for property owners aiming to manage their expenses effectively. By comparing Custer’s property tax rate with both state and national figures, property owners can make informed decisions about their investments and financial planning.
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 Custer Tax Rate
0.68%
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 Whatcom County Tax Rate
0.73%
Median Effective Washington Tax Rate
0.88%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Custer, Whatcom County, Washington
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
98240 | 0.29% | 0.58% | 0.68% | 0.74% | 0.82% |
Source: Ownwell
$1,102
Average Custer Tax Savings
Save on your property taxes & more with Ownwell
Property Tax Assessment Values Across Custer, Whatcom County, Washington
When examining property taxes in Custer, 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 Whatcom 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.
In Whatcom County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of April. 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 Custer.
For example, the median home price in Custer is $516,531, with tax bills ranging significantly across the county. Zip code 98240 has the highest median home price at $516,531.
Property Tax Assessment Values Across Custer, Whatcom County, Washington
Source: Ownwell

$75,880
$355,009
$634,137
Median Custer Market Value
$516,531
Median Whatcom County Market Value
$517,614
Median Washington Market Value
$482,000
Median United States Market Value
$235,294
Property Tax Assessment Values Across Custer, Whatcom County, Washington
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
98240 | $210,622 | $362,936 | $516,531 | $681,458 | $898,144 |
Source: Ownwell
$1,102
Average Custer Tax Savings
Save on your property taxes & more with Ownwell
Property Tax Bills Across Custer, Whatcom County, Washington
Median Custer Tax Bill
$3,270
Median Whatcom County Tax Bill
$3,632
Median Washington Tax Bill
$4,284
Median United States Tax Bill
$2,400
Property Tax Bills Across Custer, Whatcom County, Washington
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
98240 | $626 | $1,787 | $3,270 | $4,539 | $6,227 |
Source: Ownwell
$1,102
Average Custer Tax Savings
Save on your property taxes & more with Ownwell
Don't miss the deadline to appeal!
Dates | |
---|---|
Appeal Deadline | December 1 |
Tax Bill | |
Issued | February 10 |
Due Date #1 | April 30 |
Due Date #2 | October 31 |
Links | |
---|---|
Whatcom Tax Assessor | |
Website | property.spatialest.com |
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