Keenesburg, Adams County, Colorado Property Taxes
Property Taxes in Keenesburg, Colorado
Median Keenesburg, Colorado effective property tax rate: 0.68%, significantly lower than the national median of 1.02%, and higher than the Colorado state median of 0.50%.
Median Keenesburg, Colorado home value: $760,000
Median annual Keenesburg, Colorado tax bill: $5,158, $2,758 higher than the national median property tax bill of $2,400.
How are property taxes in Adams calculated?
Property taxes in Keenesburg, 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 Keenesburg's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Keenesburg, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Keenesburg, Adams County, Colorado Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
0.68%
Estimate Property Tax Bill
$5,168
$4,796
How Does the Keenesburg Property Tax Calculator Work?
Use this Keenesburg property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Keenesburg's median effective tax rate of 0.68% — based on actual property records in Adams 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 Keenesburg'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 Keenesburg: rates range from 0.68% in 80643 to 0.68% in 80643, 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 Keenesburg.
About Keenesburg Property Taxes
About Property Taxes in Keenesburg, Adams, Colorado
Keenesburg's median effective property tax rate of 0.68% is lower than the Colorado state median of 0.50% and higher than the national median of 1.02%. This rate reflects the Adams 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 Keenesburg. Homeowners in the 80643 ZIP code carry a median effective rate of 0.68%, while those in 80643 pay 0.68%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Adams County. Understanding which part of Keenesburg you live in can make a meaningful difference to your annual tax bill.
Keenesburg 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 Keenesburg, Adams 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 Keenesburg'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 Ă· 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 Keenesburg Tax Rate
0.68%
Our median effective property tax rate (tax bill Ă· 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 Adams County Tax Rate
0.66%
Median Effective Colorado Tax Rate
0.50%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Keenesburg, Adams County, Colorado
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 80643 | 0.41% | 0.55% | 0.68% | 0.72% | 0.73% |
Source: Ownwell
Property Tax Assessment Values Across Keenesburg, Adams County, Colorado
When examining property taxes in Keenesburg, 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 Adams 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 are sent in May each year and typically reach your mailbox by the middle of the month. Each property owner receives a notice that includes both the market value and assessed value, along with an estimate of your property tax bill.
For example, the median home price in Keenesburg is $760,000, with a median tax bill of $5,158. In 80643, both the highest median home price and highest median tax bill are $760,000 and $5,158.
Property Tax Assessment Values Across Keenesburg, Adams County, Colorado
Source: Ownwell
$16,400
$674,200
$1,332,000
Median Keenesburg Market Value
$760,000
Median Adams County Market Value
$464,000
Median Colorado Market Value
$519,879
Median United States Market Value
$235,294
Property Tax Assessment Values Across Keenesburg, Adams County, Colorado
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 80643 | $650,800 | $704,000 | $760,000 | $841,494 | $917,643 |
Source: Ownwell
Property Tax Bills Across Keenesburg, Adams County, Colorado
Property tax bills in Keenesburg are based on the assessed value of a home, not its market price alone. Local taxing authorities apply the property tax rate to that assessed value, and the final bill reflects the combined impact of county, city, school, and other local levies. For homeowners, this means two homes with similar market values can still receive different bills if their assessed values or tax rates differ.
In Keenesburg, the median home price is $760,000, and the median property tax bill is $5,158, which is well above the national median property tax bill of $2,400. Bills can vary widely, with the 25th percentile at $4,088 and the 75th percentile at $5,792. The 90th percentile reaches $7,114, showing how quickly taxes can rise for higher-valued or differently assessed properties.
Median Keenesburg Tax Bill
$5,158
Median Adams County Tax Bill
$3,172
Median Colorado Tax Bill
$2,732
Median United States Tax Bill
$2,400
Property Tax Bills Across Keenesburg, Adams County, Colorado
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 80643 | $2,644 | $4,088 | $5,158 | $5,792 | $7,114 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | June 1 |
Links | |
|---|---|
| Adams Tax Assessor | |
| Website | gisapp.adcogov.org |