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Calcimator

Pension Obligation Calculator

Estimate total pension liability, unfunded obligations, and annual required contributions for public pension plans.

Inputs

$

Results

Total Pension Obligation

$116,534,157.00

≈ 277 average U.S. homes

Unfunded Liability

$29,133,539.00

≈ 69 average U.S. homes

Annual Required Contribution$2,347,767.00
How to Use This Calculator
  1. Enter the number of Active Members, Average Salary, and Benefit Multiplier (% per year of service).
  2. Enter Average Service Years and the current Funded Ratio percentage.
  3. Review Total Pension Obligation and Unfunded Liability as key fiscal indicators.
  4. Check Annual Required Contribution to understand the ongoing budgetary commitment.
  5. Use the analysis to communicate pension sustainability risks to governing boards and the public.

How the result changes with Active Members

Active MembersTotal Pension ObligationUnfunded Liability
100,001$23,307,064,408.00$5,826,766,102.00
350,001$81,574,142,759.00$20,393,535,690.00
650,000$151,494,403,711.00$37,873,600,928.00
900,000$209,761,482,061.00$52,440,370,515.00

What each input means

Active Members
Number of active pension plan members
Average Salary ($)
Average annual salary of active members
Benefit Multiplier (%)
Percentage of salary per year of service (typically 1.5-3%)
Avg Service Years
Average years of service at retirement
Funded Ratio (%)
Current plan funded ratio. Healthy is 80%+.

How this is calculated

Worked example, using the default values

  1. Identify Input Parameters
    4 parameters
    Active Members = 500, Average Salary ($) = 55000, Benefit Multiplier (%) = 2, Avg Service Years = 20 = 5 input(s) provided
  2. Calculate Total Pension Obligation
    Total Pension Obligation
    116534157 = $116,534,157
  3. Calculate Unfunded Liability
    Unfunded Liability
    29133539 = $29,133,539
  4. Calculate Annual Required Contribution
    Annual Required Contribution
    2347767 = $2,347,767

Engine last updated . Checked against 2 independently-derived tests — how we verify calculators.

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