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Installment Sale in Colorado 2026

Calculate your installment sale tax savings in Colorado. With Colorado's 4.4% top state tax rate, your combined savings are higher.

Colorado Tax Overview

State Income Tax
4.4%
flat
Sales Tax
2.9%
avg combined: 7.81%
Property Tax Rate
0.49%
Median Income
$82,254

Flat 4.4%. Uses federal taxable income. TABOR mandates refunds when revenue exceeds limits.

Colorado Income Tax Brackets (Single)

4.4%
$0 +
Your bracket
$1,320
Est. Total Savings
No Limit
Max Deduction
Deferral
Deduction Type
26.4%
Combined Tax Rate

Installment Sale Savings Calculator for Colorado

$
$

Federal Savings

$1,100

22% bracket

Colorado State

$220

4.4% rate

Total Savings

$1,320

26.4% combined

At a 26.4% combined tax rate in Colorado, every $1,000 in deductions saves you $264 in taxes.

Savings by Tax Bracket in Colorado

10%
$720
12%
$820
22%
$1,320
24%
$1,420
32%
$1,820
35%
$1,970
37%
$2,070

Includes 4.4% Colorado state tax on top of federal savings.

Eligibility Requirements

Sellers receiving payments over multiple years

  • 1At least one payment after tax year
  • 2Report gain proportionally
  • 3Interest charged on deferred tax

Colorado residents should verify that this deduction is also recognized on their state tax return for additional savings of up to 4.4%.

Common Mistakes to Avoid

  • !Dealer property exclusion
  • !Not calculating installment gain
  • !Forgetting to claim the deduction on your Colorado state return (missing up to 4.4% additional savings)

Colorado Filing Tips

Federal deductions automatically apply. Watch for TABOR refund checks (taxable federally). Colorado offers retirement income subtractions for 55+ and generous renewable energy credits.

Required Tax Forms

Form 6252

File these forms with your federal tax return to claim the installment sale. Colorado may require additional state-specific forms.

Other Tax Deductions in Colorado

Capital Loss Deduction

Investment

~$792
est. savings

Tax-Loss Harvesting

Investment

~$6,000
est. savings

Investment Interest Expense

Investment

~$1,800
est. savings

Qualified Dividend Tax Rate

Investment

~$3,600
est. savings

Opportunity Zone Investment

Investment

~$12,000
est. savings

1031 Like-Kind Exchange

Investment

~$36,000
est. savings

QSBS Exclusion (Section 1202)

Investment

~$120,000
est. savings

NIIT Planning (3.8% Surtax)

Investment

~$6,000
est. savings

Installment Sale in Neighboring States

Wyoming

No state income tax

~$8,000
+6,680 vs Colorado

Nebraska

5.84% top rate (progressive)

~$10,124
+8,804 vs Colorado

Kansas

5.7% top rate (progressive)

~$10,073
+8,753 vs Colorado

Oklahoma

4.75% top rate (progressive)

~$9,727
+8,407 vs Colorado

New Mexico

5.9% top rate (progressive)

~$10,145
+8,825 vs Colorado

Utah

4.65% top rate (flat)

~$9,691
+8,371 vs Colorado

Tax Calculators for Colorado Cities

DenverColorado SpringsAuroraFort CollinsLakewoodThorntonArvadaWestminsterPuebloCentennial

Calculate Your Full Tax Savings in Colorado

Use our free tax calculators to optimize your entire tax return for Colorado.

Income Tax CalculatorColorado Income TaxFull Installment Sale Guide

Frequently Asked Questions

How much can I save with the Installment Sale in Colorado?

In Colorado, the installment sale can save you an estimated $1,320 per year on a $5,000 deduction. This includes $1,100 in federal tax savings and $220 in Colorado state tax savings at the 4.4% marginal rate. The national average savings is $8,000/year.

What is the Colorado state income tax rate?

Colorado has a flat income tax system with a top rate of 4.4%. Flat 4.4%. Uses federal taxable income. TABOR mandates refunds when revenue exceeds limits.

Who qualifies for the Installment Sale in Colorado?

Sellers receiving payments over multiple years. The eligibility requirements are the same whether you live in Colorado or another state, as this is a federal tax deduction. However, your total savings will vary based on Colorado's 4.4% top state tax rate.

What tax forms do I need to claim the Installment Sale in Colorado?

To claim the installment sale, you need to file Form 6252 with your federal return. Colorado residents should also check if the state allows this deduction on their state return for additional savings of up to 4.4%. Filing status affects your deduction limits and tax bracket.

Is the Installment Sale better in Colorado than in states without income tax?

Yes, Colorado residents benefit more because the state's 4.4% top income tax rate means the deduction reduces both your federal AND state tax liability. In states with no income tax (like Texas, Florida, or Nevada), this deduction only reduces federal taxes. Your combined rate of 26.4% means more savings per dollar deducted.

What is the standard deduction in Colorado for 2026?

Colorado's standard deduction is $15,000 for single filers and $30,000 for married filing jointly. Federal deductions automatically apply. Watch for TABOR refund checks (taxable federally). Colorado offers retirement income subtractions for 55+ and generous renewable energy credits.

Related Calculators

Capital Loss Deduction in Colorado

Avg savings: $660/year

Tax-Loss Harvesting in Colorado

Avg savings: $5,000/year

Investment Interest Expense in Colorado

Avg savings: $1,500/year

Qualified Dividend Tax Rate in Colorado

Avg savings: $3,000/year

Opportunity Zone Investment in Colorado

Avg savings: $10,000/year

1031 Like-Kind Exchange in Colorado

Avg savings: $30,000/year