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Castle Pines, Douglas County, Colorado Property Taxes

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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

Castle Pines, Douglas County, Colorado Property Tax Bill Calculator

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

0.63%

Estimate Property Tax Bill

$5,573

$5,171

SAVE WITH OWNWELL

$774

Average Annual Tax Savings

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.

Property Tax Rates Across Castle Pines, Douglas County, Colorado

Source: Ownwell

0.21%

0.47%

0.73%

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

1.02%

Property Tax Rates Across Castle Pines, Douglas County, Colorado

Zip10th Percentile25th PercentileMedian Tax Rate75th Percentile90th Percentile
801080.57%0.62%0.63%1.03%1.06%

Source: Ownwell

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

$235,294

Property Tax Assessment Values Across Castle Pines, Douglas County, Colorado

Zip10th Percentile25th PercentileMedian Home Price75th Percentile90th Percentile
80108$614,041$755,706$884,561$1,077,940$1,342,501

Source: Ownwell

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.

Property Tax Bills Across Castle Pines, Douglas County, Colorado

Source: Ownwell

$164

$3,323

$6,481

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

$2,400

Property Tax Bills Across Castle Pines, Douglas County, Colorado

Zip10th Percentile25th PercentileMedian Tax Bill75th Percentile90th Percentile
80108$4,079$5,026$6,481$8,477$11,416

Source: Ownwell

Don't miss the deadline to appeal!

Frequently Asked Property Tax Questions in Castle Pines, Colorado

How are property taxes calculated in Castle Pines, Colorado?
Property taxes in Castle Pines, Colorado are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.
How do I appeal my property taxes in Castle Pines, Colorado?
To appeal your property taxes in Castle Pines, Colorado, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.
What property tax exemptions are available in Castle Pines, Colorado?
Common property tax exemptions in Castle Pines, Colorado include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.
When are property taxes due in Castle Pines, Colorado?
Property tax deadlines in Castle Pines, Colorado vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.
How can Ownwell help reduce my property taxes in Castle Pines, Colorado?
Ownwell provides professional property tax appeal services in Castle Pines, Colorado. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.