Retirement Date Projector
When can I retire — business days countdown.
Written and maintained by Paul Clark, Redmoon Software · Rules last verified · Sources
These calculators are for informational purposes only and do not constitute legal, financial, or professional advice.
How the Retirement Date Projector works
The Retirement Date Projector turns a birth date and a target retirement age into two numbers: the projected retirement date itself, and — more usefully for day-to-day planning — the number of working days remaining between today and that date on your actual work calendar.
The date projection is simple: it adds your chosen retirement age to your birth date, landing on the same month and day years later, the same way a birthday recurs annually. The more useful figure is the business-day countdown, which applies your selected workweek pattern — the standard Monday–Friday week, or one of the alternative presets the page offers, Sunday–Thursday, Monday–Saturday, or Monday–Thursday — together with your holiday country, converting the raw calendar-day distance into a count of actual working days remaining. That is a number that responds to weekends and public holidays the way a calendar-day count doesn’t.
"Retirement age" is not a single number: 62 is the earliest US Social Security claiming age, 65 is the traditional marker and Medicare eligibility age, and 66–67 is the full Social Security retirement age depending on birth year. Run the projection against more than one target age if you’re weighing an early-retirement decision — the business-day gap between two ages is often a more concrete way to compare them than two abstract calendar years.
Worked example
Someone born June 15, 1975 targeting age 65 retires on June 15, 2040 regardless of workweek or holiday settings — that date is fixed by birth date and age alone. The business-day count to reach that date, however, depends on the selected workweek pattern and holiday calendar, since only working days on that specific calendar are counted toward the remaining total.
Frequently asked questions
Does changing the workweek pattern change my retirement date?
No. The retirement date is fixed by your birth date and target retirement age alone. Changing the workweek pattern or holiday country only changes how many of the remaining days are counted as working days in the business-day countdown — not the target date itself.
Which retirement age should I use?
It depends on what you're planning around: 62 for earliest reduced Social Security benefits, 65 for the traditional marker and Medicare eligibility, or 66–67 for full Social Security benefits depending on your birth year. If you're covered by an employer pension or government retirement system, that plan's stated eligibility age is usually more authoritative than a generic default.
Is this a financial retirement calculator?
No — this is a date and calendar tool. It projects a date and a working-day countdown from your inputs; it does not evaluate whether a given retirement age is financially viable or account for savings, pensions, or benefit amounts.
What this calculator does not do
A limitation you know about costs far less than one you find after the deadline. These are the specific things this tool cannot work out for you.
- It projects a date from an age you choose. It does not calculate benefit amounts, early-claiming reductions, or delayed retirement credits.
Where these rules come from
The periods this calculator applies are taken from the primary sources below rather than from secondary summaries. Verify against them before relying on a date that matters.
- Social Security Administration — full retirement age
Full retirement age by year of birth.