Flagler, Washington County, Colorado Property Taxes
Property Taxes in Flagler, Colorado
Median Flagler, Colorado effective property tax rate: 0.52%, significantly lower than the national median of 1.02%, and lower than the Colorado state median of 0.50%.
Median Flagler, Colorado home value: $140,416
Median annual Flagler, Colorado tax bill: $955, $1,445 lower than the national median property tax bill of $2,400.
How are property taxes in Washington calculated?
Property taxes in Flagler, Colorado 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 Flagler's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Flagler, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Flagler, Washington County, Colorado Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.52%
Estimate Property Tax Bill
$730
$678
How Does the Flagler Property Tax Calculator Work?
Use this Flagler property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Flagler's median effective tax rate of 0.52% — based on actual property records in Washington 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 Flagler'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 Flagler: rates range from $955 in 80815 to $955 in 80815, 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 Flagler.
About Flagler Property Taxes
About Property Taxes in Flagler, Washington, CO
Flagler’s median effective property tax rate of 0.52% is lower than the Colorado state median of 0.50% and lower than the national median of 1.02%. This rate reflects the Washington County base levy combined with local school district levies and metro districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Flagler. Homeowners in the 80815 ZIP code carry a median effective rate of 0.52%, while those in 80815 pay 0.52%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Washington County. Understanding which part of Flagler you live in can make a meaningful difference to your annual tax bill.
Flagler homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before June 1, 2026.
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 Flagler, Washington County, Colorado
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 Flagler's effective property tax rate to other cities in Colorado and the median property tax rates in Colorado 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 Flagler Tax Rate
0.52%
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 Washington County Tax Rate
0.44%
Median Effective Colorado Tax Rate
0.50%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Flagler, Washington County, Colorado
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 80815 | 0.16% | 0.28% | 0.52% | 0.91% | 1.22% |
Source: Ownwell
Property Tax Assessment Values Across Flagler, Washington County, Colorado
When examining property taxes in Flagler, Colorado, 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 Washington County assessor 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 Washington County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of May.
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 Flagler.
For example, the median home price in Flagler is $140,416, with tax bills ranging significantly across the county. 80815 has the highest median home price at $140,416.
Property Tax Assessment Values Across Flagler, Washington County, Colorado
Source: Ownwell
$51,046
$116,304
$181,561
Median Flagler Market Value
$140,416
Median Washington County Market Value
$127,984
Median Colorado Market Value
$519,879
Median United States Market Value
$235,294
Property Tax Assessment Values Across Flagler, Washington County, Colorado
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 80815 | $14,267 | $74,313 | $140,416 | $237,416 | $293,068 |
Source: Ownwell
Property Tax Bills Across Flagler, Washington County, Colorado
What determines a property tax bill in Flagler, Colorado?
A property tax bill in Flagler is based on the assessed value of a home, which is then multiplied by the local tax rate set by taxing authorities. The assessed value is influenced by the market value of the property, so changes in home prices can affect what a homeowner owes. For many homeowners, this means the bill can rise when the market value increases and fall when it declines.
How much do homeowners pay in Washington County?
In Washington County, the median home price is $140,416, and property tax bills vary widely. The 25th percentile tax bill is $483, while the 75th percentile tax bill is $2,224. At the higher end, the 90th percentile tax bill reaches $2,842.
How does this affect homeowners?
Because property taxes are tied to value and local rates, homeowners in Flagler may see very different bills even among similar homes. The result is a yearly cost that can have a meaningful impact on household budgets.
Median Flagler Tax Bill
$955
Median Washington County Tax Bill
$643
Median Colorado Tax Bill
$2,732
Median United States Tax Bill
$2,400
Property Tax Bills Across Flagler, Washington County, Colorado
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 80815 | $148 | $483 | $955 | $2,224 | $2,842 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | June 1 |
Links | |
|---|---|
| Washington Tax Assessor | |
| Website | washingtonco-search.gsacorp.io |