RealCostIQ

Property Tax Guide

Property Tax in Colorado (2026): Rates, Exemptions, and Real Numbers

Colorado's effective property tax rate is 0.49% — one of the lowest rates in the country (#43 nationally). On the state median of $537,600, that's $2,634/year or $220/month. Rates vary sharply by county: from 0.21% in Jackson County to 0.62% in Broomfield County.

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Colorado Property Tax Rates by County

Highest and lowest effective rates within Colorado

Highest rate

0.62%

Broomfield County

$3,333/yr on median-priced home

Lowest rate

0.21%

Jackson County

$1,129/yr on median-priced home

County rate spread

Jackson County
Broomfield County
0.21%0.49% statewide avg0.62%

Property Tax Calculator — Colorado

Pre-loaded with Colorado's 0.49% effective rate and $537,600 median price

Property Tax Estimator

Colorado rate pre-loaded

$
0.10%3.50%

Monthly Escrow

$220/mo

added to your mortgage payment

Annual property tax$2,634
10-year total$26,342
30-year total$79,027

Estimate based on effective rate. Actual bills vary by county and assessment.

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Property Tax by City in Colorado

Annual and monthly property tax by city, based on local median prices and the statewide effective rate

Estimated property tax — Colorado cities

CityMedian PriceAnnual TaxMonthly% of P&I
Boulder$940,000$4,606$384/mo8%
Denver$559,000$2,739$228/mo8%
Fort Collins$568,000$2,783$232/mo8%
Aurora$465,000$2,279$190/mo8%
Colorado Springs$447,000$2,190$183/mo8%
Source: Tax Foundation Property Taxes by State 2024 — estimated at 0.49% effective rate

Colorado Homestead Exemption

Colorado offers a homestead exemption

SB24-233 (2024): 10% of home value (up to $700K assessed value) exempt from county, city, fire, and special district taxes. Seniors 65+ who have owned and occupied for 10+ consecutive years qualify for 50% exemption on first $200,000 of actual value.

Apply after purchase through your county assessor. Deadlines vary — check the link below.

Apply for Colorado homestead exemption →

How Colorado Assesses Property Values

Assessment cycle: Two-year reassessment cycle. Odd years are revaluation years; even years hold prior values. 2025 was a revaluation year (next: 2027).

Assessment cycle

Colorado reassesses property on a two-year reassessment cycle. odd years are revaluation years; even years hold prior values. 2025 was a revaluation year (next: 2027). schedule. Your assessed value changes on this cycle, so your tax bill can increase even if you haven't made improvements.

Assessed value vs. market value

Some states assess at a fraction of market value. Colorado's effective rate of 0.49% is calculated on market value. If you paid $537,600, your starting assessed value is approximately that amount.

How to appeal

If your assessment is higher than comparable sales in your area, you can appeal. File with your county Board of Assessment Appeals within the deadline on your notice (typically 30-90 days). Bring 3-5 recent comparable sales ("comps") pulled from Zillow or your county recorder. The process is free.

What drives reassessment

Triggers include your purchase price being recorded at county, permitted renovation work, and periodic mass appraisals. New construction is always assessed on completion.

Property Tax's Impact on Your True Monthly Cost

On a $537,600 home in Colorado

ComponentMonthly
Principal & Interest$2,713
Property Tax (0.49%)$220
Homeowners Insurance$414
Maintenance Reserve$672
Utilities$184
True monthly total$4,203

Property tax represents 5% of the true monthly cost in Colorado.

Mortgage Calculator Including Property Tax — Colorado

See your full PITI (principal, interest, taxes, insurance) payment

Mortgage Estimator

Colorado rates pre-loaded

$
3%50%
%

Monthly Payment (P&I)

$2,690

principal & interest only

Loan amount$430,080
Est. property tax$448/mo
Est. total with tax$3,138/mo
Total interest (30 yr)$538,383

Estimate only — excludes insurance, PMI, HOA.

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How Colorado's Property Tax Affects Affordability

$220/month in property tax reduces the home price you can afford. Use the affordability calculator to see the real impact.

Mortgage Affordability Calculator

See what home price you can actually afford after factoring in Colorado's $220/month property tax burden.

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Property Tax After Refinancing in Colorado

Refinancing changes your P&I but not your property tax. If your home was reassessed at a higher value, your tax bill increases regardless of your rate.

Mortgage Refinance Calculator

See if refinancing saves money after accounting for Colorado's property taxes — pre-loaded with the $537,600 median home value at 6.4%.

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Frequently Asked Questions

What is the property tax rate in Colorado?
Colorado's effective property tax rate is 0.49%, ranking #43 nationally. The median annual property tax bill is $2,634 ($220/month). Rates range from 0.21% in Jackson County to 0.62% in Broomfield County. Source: Tax Foundation Property Taxes by State 2024.
Does Colorado have a homestead exemption?
Yes — Colorado offers a homestead exemption for primary residences. SB24-233 (2024): 10% of home value (up to $700K assessed value) exempt from county, city, fire, and special district taxes. Seniors 65+ who have owned and occupied for 10+ consecutive years qualify for 50% exemption on first $200,000 of actual value.. Apply through your county assessor's office after purchasing your home.
How often is property reassessed in Colorado?
Colorado reassesses property on a two-year reassessment cycle. odd years are revaluation years; even years hold prior values. 2025 was a revaluation year (next: 2027). basis. When your property is reassessed, your tax bill changes based on the new assessed value multiplied by the applicable rate. If you believe your assessment is too high, you can appeal — most counties allow 30-90 days after receiving your assessment notice.
How is property tax calculated in Colorado?
Property tax = Assessed Value × Mill Rate (or effective rate). In Colorado, the effective rate is 0.49% of market value. On a $537,600 home: $537,600 × 0.49% = $2,634/year. Assessments may use a fraction of market value — the effective rate accounts for this.
Can I appeal my property tax assessment in Colorado?
Yes. If your assessed value is higher than comparable sales in your area, you can file an appeal with your county assessment board. Steps: (1) Get your assessment notice, (2) Research comparable recent sales, (3) File an appeal by the deadline (typically 30-90 days from assessment notice). Studies show 20-40% of appeals result in a reduction. The process is free and you represent yourself — no attorney required.
Are property taxes included in my mortgage payment in Colorado?
Most lenders require an escrow account that collects $220/month ($2,634/year ÷ 12) along with your mortgage payment, then pays the county on your behalf. If your loan-to-value is below 80%, you may be able to opt out of escrow and pay taxes directly. Note: if your assessed value rises, your escrow payment adjusts and your total monthly cost increases.
What Colorado counties have the highest and lowest property taxes?
Colorado's highest effective rate is in Broomfield County at 0.62%. The lowest is Jackson County at 0.21%. That's a 0.41% spread — on a $537,600 home, the difference is $2,204/year.

Related Calculators

Data Sources

  1. 1.Tax Foundation Property Taxes by State 2024
  2. 2.Zillow Home Value Index, May 2026
  3. 3.Freddie Mac PMMS, May 2026
  4. 4.Colorado homestead exemption

Note: These calculations are for educational purposes — always consult a licensed professional before making financial decisions.

Data shown for Colorado is sourced from the references above and updated periodically. All figures are estimates based on statewide medians and averages — actual costs vary by county, property type, lender, and individual circumstances. This content is for informational purposes only and does not constitute financial, tax, or legal advice. Consult a licensed professional before making real estate or financial decisions.