Property Taxes in Castle Pines, Colorado
Median Castle Pines, Colorado effective property tax rate: 0.63%, significantly lower than the national median of 1.02%, and higher than the Colorado state median of 0.50%.
Median Castle Pines, Colorado home value: $884,561
Median annual Castle Pines, Colorado tax bill: $6,481, $4,081 higher than the national median property tax bill of $2,400.
How are property taxes in Douglas calculated?
Property taxes in Castle Pines, 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 Castle Pines's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Castle Pines, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Castle Pines Property Tax Calculator Work?
Use this Castle Pines property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Castle Pines' median effective tax rate of 0.63% — based on actual property records in Douglas 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 Castle Pines' 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 Castle Pines: rates range from 0.63% in 80108 to 0.63% in 80108, primarily due to differences in school district levies and local assessment districts.
Castle Pines has a median property tax bill of $6,481, which is higher than the Colorado median tax bill by $4,081. If your estimate is higher than expected, Ownwell can appeal your Castle Pines assessment — you only pay if we save you money.
About Castle Pines Property Taxes
About Property Taxes in Castle Pines, Douglas, Colorado
Castle Pines’s median effective property tax rate of 0.63% is lower than the Colorado state median of 0.50% and higher than the national median of 1.02%. This rate reflects the Douglas 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 Castle Pines. Homeowners in the 80108 ZIP code carry a median effective rate of 0.63%, while those in the same ZIP code pay 0.63%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Douglas County. Understanding which part of Castle Pines you live in can make a meaningful difference to your annual tax bill.
Castle Pines homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the June 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 Castle Pines, Douglas 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 Castle Pines'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 Castle Pines Tax Rate
0.63%
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 Douglas County Tax Rate
0.59%
Median Effective Colorado Tax Rate
0.50%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Castle Pines, Douglas County, Colorado
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 80108 | 0.57% | 0.62% | 0.63% | 1.03% | 1.06% |
Source: Ownwell
Save on Your Property Taxes and More With Ownwell
$774
Average Annual Tax Savings
Property Tax Assessment Values Across Castle Pines, Douglas County, Colorado
When examining property taxes in Castle Pines, 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 Douglas 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 Douglas 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 Castle Pines.
For example, the median home price in Castle Pines is $884,561, with tax bills ranging significantly across the county. 80108 has the highest median home price at $884,561.
Property Tax Assessment Values Across Castle Pines, Douglas County, Colorado
Source: Ownwell
$87,800
$532,572
$977,343
Median Castle Pines Market Value
$884,561
Median Douglas County Market Value
$725,700
Median Colorado Market Value
$519,879
Median United States Market Value
$274,101
Property Tax Assessment Values Across Castle Pines, Douglas County, Colorado
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 80108 | $614,041 | $755,706 | $884,561 | $1,077,940 | $1,342,501 |
Source: Ownwell
Save on Your Property Taxes and More With Ownwell
$774
Average Annual Tax Savings
Property Tax Bills Across Castle Pines, Douglas County, Colorado
Property tax bills in Castle Pines are based on the assessed value of a home, not its market value, and the local tax rate applied to that assessment. For homeowners in Douglas County, the median home price is $884,561, which helps explain why tax bills can be significant. The typical property tax bill in the area falls between $5,026 at the 25th percentile and $8,477 at the 75th percentile, with the 90th percentile reaching $11,416. The median tax bill is $6,481 in ZIP code 80108. Compared with the national median property tax rate of 1.02% and the national median property tax bill of $2,400, Castle Pines homeowners often face much higher costs.
Ownwell helps homeowners save by reviewing their property assessments for errors and filing property tax appeals when a home is overassessed. By challenging an unfair assessed value, Ownwell can help lower property tax bills and reduce what homeowners pay each year.
Median Castle Pines Tax Bill
$6,481
Median Douglas County Tax Bill
$4,516
Median Colorado Tax Bill
$2,732
Median United States Tax Bill
$3,209
Property Tax Bills Across Castle Pines, Douglas County, Colorado
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 80108 | $4,079 | $5,026 | $6,481 | $8,477 | $11,416 |
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 | June 8 |
Links | |
|---|---|
| Douglas Tax Assessor | |
| Website | apps.douglas.co.us |