RetirementCalcByState
🏔️ CO Pre-Filled
Colorado State Pension
Retirement Calculator 2026
Calculate your estimated Colorado Public Employees’ Retirement Association retirement benefit using the official formula. Colorado’s 2026 rates are pre-loaded.
Formula: Years of Service × Final Average Salary × 2.5% = Annual Pension
2.5%
Benefit Multiplier
Top 3 yr avg
Final Avg Salary
5 yrs
Vesting Period
No SS
Social Security
🏛️ PERA Calculator
Colorado Pension Benefit Estimator
Enter your years of service and final average salary — Colorado’s 2.5% multiplier is already loaded.
$
Using highest 3-year average
✓ Pre-filled — Colorado 2026 rate
Annual Pension
—
Per year
Monthly Pension
—
Per month
Replacement Rate
—
% of final salary
Calculation Breakdown
Years of Service—
Final Average Salary—
Benefit Multiplier2.5%
Annual Pension Benefit—
Income Replacement0%
⚠️ This is an estimate based on the standard Colorado Public Employees’ Retirement Association formula. Actual benefits may vary based on your specific tier, early retirement reductions, survivor benefit elections, and other factors. Contact Colorado Public Employees’ Retirement Association for an official benefit estimate.
🏛️ Colorado Public Employees’ Retirement Association Facts
Benefit Multiplier
2.5% per year
Final Avg Salary
Highest 3-year average
Retirement Rule
Age 65 with 5 years, or Rule of 80 (highest 5 consecutive years for new members)
Vesting Period
5 years
Employee Contribution
10% of salary
Employer Contribution
21.37% of salary
Social Security
No — pension replaces Social Security
COLA
Yes — automatic annual COLA
System Overview
Colorado PERA members do not participate in Social Security — their pension is their sole retirement plan from the state.
What to Know About Colorado Retirement
- →Colorado PERA members do not participate in Social Security — making the pension their primary retirement income.
- →Colorado PERA uses a 2.5% multiplier — one of the more generous in the Mountain West region.
- →The standard pension formula is: Years of Service × Final Average Salary × 2.5%. For a 30-year employee earning $65,000/year, this means $48,750/year in annual pension benefits.
Frequently Asked Questions
How is the Colorado pension calculated?
The Colorado Public Employees’ Retirement Association uses this formula: Years of Service × Final Average Salary × 2.5%. Your “final average salary” is based on your highest 3-year average. For example, with 25 years of service and a $60,000 final average salary: 25 × $60,000 × 0.025 = $37,500 per year.
When can I retire with a full pension in Colorado?
Full retirement eligibility in Colorado: Age 65 with 5 years, or Rule of 80 (highest 5 consecutive years for new members). You may be able to retire earlier with a reduced benefit — contact Colorado Public Employees’ Retirement Association directly for your specific eligibility date based on your hire date and tier.
Does Colorado pension replace Social Security?
Colorado pension members do NOT participate in Social Security. Your Colorado Public Employees’ Retirement Association pension is your primary retirement income — you will not receive Social Security benefits based on this employment.