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Lone Tree, Douglas County, Colorado Property Taxes

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Property Taxes in Lone Tree, Colorado

  • Median Lone Tree, Colorado effective property tax rate: 0.60%, significantly lower than the national median of 1.02%, and higher than the Colorado state median of 0.50%.

  • Median Lone Tree, Colorado home value: $823,058

  • Median annual Lone Tree, Colorado tax bill: $5,152, $2,752 higher than the national median property tax bill of $2,400.

How are property taxes in Douglas County calculated?

Property taxes in Lone Tree, 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 Lone Tree's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Lone Tree, knowing local tax details benefits homeowners and investors.

Last Updated April 13, 2026

Lone Tree, Douglas County, Colorado Property Tax Bill Calculator

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

0.6%

Estimate Property Tax Bill

$4,938

$4,583

SAVE WITH OWNWELL

$774

Average Annual Tax Savings

How Does the Lone Tree Property Tax Calculator Work?

Use this Lone Tree property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Lone Tree's median effective tax rate of 0.60% — based on actual property records in Douglas County — to generate your estimate.

Enter your property's estimated assessed value — the figure the local assessment process uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Lone Tree'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 Lone Tree: rates range from 0.60% in 80124 to 0.60% in 80124, primarily due to differences in school district levies and local assessment districts.

If your estimate is higher than expected, Ownwell can appeal your Lone Tree assessment — you only pay if we save you money.

About Lone Tree Property Taxes

About Property Taxes in Lone Tree, Douglas, Colorado

Lone Tree’s median effective property tax rate of 0.60% is lower than the Colorado state median of 0.50% and lower than the national median of 1.02%. This rate reflects Douglas County levies and local district taxes that can affect what homeowners pay across the city.

Property tax rates are not uniform across Lone Tree. Homeowners in the 80124 ZIP code carry a median effective rate of 0.60%, and the same ZIP code also shows a median tax bill of $5,152. That means location within the city can still shape your annual property tax bill.

Lone Tree homeowners who believe their assessed value is too high can file a formal appeal with the Douglas County 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 Lone Tree, 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 Lone Tree'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 Lone Tree, 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 Lone Tree Tax Rate

0.60%

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 Lone Tree, Douglas County, Colorado

Zip10th Percentile25th PercentileMedian Tax Rate75th Percentile90th Percentile
801240.51%0.56%0.60%0.77%0.84%
80134N/AN/AN/AN/AN/A

Source: Ownwell

Property Tax Assessment Values Across Lone Tree, Douglas County, Colorado

When examining property taxes in Lone Tree, 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 Lone Tree.

For example, the median home price in Lone Tree is $823,058, with tax bills ranging significantly across the county. 80124 has the highest median home price at $823,058.

Property Tax Assessment Values Across Lone Tree, Douglas County, Colorado

Source: Ownwell

$87,800

$532,572

$977,343

Median Lone Tree Market Value

$823,058

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 Lone Tree, Douglas County, Colorado

Zip10th Percentile25th PercentileMedian Home Price75th Percentile90th Percentile
80124$579,558$650,730$823,058$1,196,737$1,636,150
80134N/AN/AN/AN/AN/A

Source: Ownwell

Property Tax Bills Across Lone Tree, Douglas County, Colorado

Property tax bills in Lone Tree are based on the assessed value of a home and the local tax rate set for Douglas County. When a home’s market value rises, the assessed value can increase too, which often leads to a higher tax bill. For homeowners in Lone Tree, that matters because the median home price is $823,058, and tax bills can vary widely depending on how a property is valued.

The typical property tax bill in this area is $5,152, which is above the national median property tax bill of $2,400. Bills at the 25th percentile are $3,850, while the 75th percentile reaches $8,128 and the 90th percentile climbs to $12,481. That spread shows how much assessed value and local tax rates can affect what homeowners pay.

Ownwell helps homeowners challenge unfair assessments and pursue exemptions, which can lower property tax bills and reduce overpayment.

Property Tax Bills Across Lone Tree, Douglas County, Colorado

Source: Ownwell

$164

$3,323

$6,481

Median Lone Tree Tax Bill

$5,152

Median Douglas County Tax Bill

$4,516

Median Colorado Tax Bill

$2,732

Median United States Tax Bill

$2,400

Property Tax Bills Across Lone Tree, Douglas County, Colorado

Zip10th Percentile25th PercentileMedian Tax Bill75th Percentile90th Percentile
80124$3,158$3,850$5,152$8,127$12,480
80134N/AN/AN/AN/AN/A

Source: Ownwell

Don't miss the deadline to appeal!

Frequently Asked Property Tax Questions in Lone Tree, Colorado

How are property taxes calculated in Lone Tree, Colorado?
Property taxes in Lone Tree, 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 Lone Tree, Colorado?
To appeal your property taxes in Lone Tree, 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 Lone Tree, Colorado?
Common property tax exemptions in Lone Tree, 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 Lone Tree, Colorado?
Property tax deadlines in Lone Tree, 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 Lone Tree, Colorado?
Ownwell provides professional property tax appeal services in Lone Tree, 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.