Lamont, Whitman County, Washington Property Taxes
Property Taxes in Lamont, Washington
Median Lamont, Washington effective property tax rate: 0.93%, significantly lower than the national median of 1.02%, and lower than the Washington state median of 0.92%.
Median Lamont, Washington home value: $70,142
Median annual Lamont, Washington tax bill: $654, $1,746 lower than the national median property tax bill of $2,400.
How are property taxes in Whitman calculated?
Property taxes in Lamont, 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 Lamont's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Lamont, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Lamont, Whitman County, Washington Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.93%
Estimate Property Tax Bill
$652
$605
How Does the Lamont Property Tax Calculator Work?
Use this Lamont property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Lamont's median effective tax rate of 0.93% — based on actual property records in Whitman County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local appraisal district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Lamont'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 Lamont: rates range from 0.93% in 99017 to 0.93% in 99017, primarily due to differences in school district levies and local assessment districts.
For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across Lamont.
About Lamont Property Taxes
About Property Taxes in Lamont, Whitman, Washington
Lamont's median effective property tax rate of 0.93% is lower than the Washington state median of 0.92% and lower than the national median of 1.02%. This rate reflects the Whitman County base levy combined with local school district levies and Local improvement districts (LIDs) that vary by subdivision throughout the city.
Property tax rates are not uniform across Lamont. Homeowners in the 99017 ZIP code carry a median effective rate of 0.93%, while those in 99017 pay 0.93%. This spread reflects how school district boundaries and local assessment districts are drawn across Whitman County. Understanding which part of Lamont you live in can make a meaningful difference to your annual tax bill.
Lamont homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the July 1, 2026 deadline 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 Lamont, Whitman 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 Lamont'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 Lamont Tax Rate
0.93%
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 Whitman County Tax Rate
1.40%
Median Effective Washington Tax Rate
0.92%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Lamont, Whitman County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 99017 | 0.74% | 0.92% | 0.93% | 0.93% | 0.97% |
Source: Ownwell
Property Tax Assessment Values Across Lamont, Whitman County, Washington
When examining property taxes in Lamont, 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. Whitman County 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 Whitman County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the month.
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 Lamont.
For example, the median home price in Lamont is $70,142, with tax bills ranging significantly across the county. 99017 has the highest median home price at $70,142.
Property Tax Assessment Values Across Lamont, Whitman County, Washington
Source: Ownwell
$9,310
$119,922
$230,534
Median Lamont Market Value
$70,142
Median Whitman County Market Value
$123,566
Median Washington Market Value
$501,600
Median United States Market Value
$235,294
Property Tax Assessment Values Across Lamont, Whitman County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 99017 | $6,500 | $21,108 | $70,142 | $160,750 | $273,117 |
Source: Ownwell
Property Tax Bills Across Lamont, Whitman County, Washington
Property tax bills in Lamont are calculated by applying the local tax rate to a home’s assessed value, which is based on the market value of the property. That means the amount a homeowner owes depends on both how much the home is worth and the tax rates set by local taxing authorities. For a median home price of $70,142, the tax bill can vary widely depending on location and the specific levies that apply.
In Whitman County, property tax bills reflect the services and budgets funded by those taxes, so homeowners with higher-valued properties generally pay more. The 25th percentile tax bill is $236, while the 75th percentile is $1,373 and the 90th percentile is $2,432. The median tax bill is $654 in ZIP code 99017. For homeowners, this means property taxes can be a meaningful annual expense, and changes in assessed value or local rates can directly affect what they pay each year.
Median Lamont Tax Bill
$654
Median Whitman County Tax Bill
$1,761
Median Washington Tax Bill
$4,512
Median United States Tax Bill
$2,400
Property Tax Bills Across Lamont, Whitman County, Washington
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 99017 | $108 | $236 | $654 | $1,373 | $2,432 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | July 1 |
Links | |
|---|---|
| Whitman Tax Assessor | |
| Website | terrascan.whitmancounty.net |