Social Security Calculator
Benefit estimate by claiming age.
Enter your values
Enter the benefit at full retirement age in $/mo.
Enter the full retirement age you are working with.
Enter the planned claiming age you are working with.
Enter the life expectancy you are working with.
Results update instantly as you type — no submit needed. Your values are remembered on this device, and the shareable link reopens the calculator with exactly these numbers.
- Monthly benefit
- $1,470.00
- Change vs full retirement age
- -30%
- Annual benefit
- $17,640.00
- Lifetime total to life expectancy
- $405,720.00
- Benefit if you waited to 70
- $2,604.00
Quick answer
Claiming before full retirement age cuts benefits up to 30%; delaying to 70 raises them about 8% per year.
At a glance
| What it does | Benefit estimate by claiming age. |
|---|---|
| Category | Finance |
| Inputs needed | Benefit at full retirement age, Full retirement age, Planned claiming age, Life expectancy |
| Main output | Monthly benefit |
| Cost | Free — no sign-up, no download |
How to use the Social Security Calculator
- 1Get your benefit at full retirement age from ssa.gov.
- 2Enter your full retirement age (66–67 for most).
- 3Try different claiming ages.
Inputs explained
- Benefit at full retirement age($/mo)
- Enter the benefit at full retirement age in $/mo.
- Full retirement age
- Enter the full retirement age you are working with.
- Planned claiming age
- Enter the planned claiming age you are working with.
- Life expectancy
- Enter the life expectancy you are working with.
Worked example
Using the values the calculator loads with:
Inputs
- Benefit at full retirement age2100 $/mo
- Full retirement age67
- Planned claiming age62
- Life expectancy85
Results
- Monthly benefit$1,470.00
- Change vs full retirement age-30%
- Annual benefit$17,640.00
- Lifetime total to life expectancy$405,720.00
- Benefit if you waited to 70$2,604.00
Frequently asked questions
What is the break-even age?
Usually around 78–82 — delaying wins if you live past it.
Do benefits get taxed?
Up to 85% can be taxable depending on your combined income.
What do I need to enter into the Social Security Calculator?
Just 4 values: benefit at full retirement age, full retirement age, planned claiming age, life expectancy. Every field starts with a realistic example, so you can change one number at a time and watch the result update instantly.
How does the Social Security Calculator work out the answer?
Claiming before full retirement age cuts benefits up to 30%; delaying to 70 raises them about 8% per year. The working is shown step by step so you can verify the result by hand.
Is the Social Security Calculator free, and do I need an account?
It is completely free with no sign-up, no download and no usage limit. Everything is calculated in your browser, so the numbers you type never leave your device.
Results are estimates for general information. For medical, legal, structural or financial decisions, confirm with a qualified professional.