When to Retire
Compare retirement at two ages and see the difference
Compare two exit ages
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Enter your date of birth and entry-on-duty date above to compare exit ages.
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Pre-tax. The real after-tax cost is somewhat smaller: much of the extra money from working longer is salary, taxed at a higher rate than the pension and TSP income it's measured against. For a tax-aware view, see the Income Timeline.
Money in hand by each age, including salary and retirement income. The gap at the right edge is the extra lifetime money.
- What it projects: Your High-3 and TSP grow forward from today at the rates you enter, plus agency TSP money (1% automatic + the match). TSP contributions follow the mode you choose: a fixed dollar amount grown at your Salary Growth rate, a fixed percentage of each year’s salary, or the annual IRS maximum with catch-up from age 50. Every mode is capped at the year’s IRS limit. Bought-back military time and unused sick leave aren’t modeled; both lift the two exit ages about equally, and Your Pension credits them.
- The dollars: Undiscounted, pre-tax, nominal. “Total income” is spendable pay while working: salary minus your FERS contribution (1.3–4.9% by hire year) and the TSP contribution you defer, counted later as withdrawals. Retirement income then stacks on top. Pay and pension are taxed differently, and it excludes the TSP still invested at your end age and the SRS earnings test after MRA.
- The horizon: Everything is measured to the life-expectancy age you set (default 80, about a 56-year-old’s remaining life expectancy). The pension grows with the assumed FERS COLA; the SRS is constant and ends at 62.
- Past age 56: Figures use the special-provision computation (§ 8415(e)) by default, or the general-FERS enhancement (§ 8415(f)) once you qualify on MRA + 30 years; we show the higher. Only second-level supervisors and non-covered staff/management are exempt from the age-56 separation.
What each extra year changes
Working past your earliest date moves four levers: three in your favor, one against.
A bigger multiplier
Past the first 20 years (earned at 1.7%), every additional year adds 1.0% of your High-3. If you can retire on 30 years at your MRA (uncommon), your ATC years stay at 1.7% with no cap (ยง 8415(f)).
A higher High-3
Raises and promotions in your final years lift the three-year average your whole pension is built on.
More TSP
More years of contributions, agency matching, and tax-deferred growth; fewer years drawing the balance down.
Fewer years of freedom
The one that doesn't show up in dollars: every year you stay is a year of retirement you don't get back.