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Social Security Benefits Estimator

Illustrative monthly benefit from your AIME and claiming age, using the real SSA formula structure.

🔒 Runs entirely in your browser — nothing here is ever uploaded

Last reviewed 2026-08-30

About the Social Security Benefits Estimator

Illustrates how the US Social Security benefit formula works — converting an average lifetime monthly earnings figure (AIME) into a Primary Insurance Amount (PIA) via the real 2026 bend-point structure, then adjusting for claiming age — as an educational simplification, not a personalized benefit prediction.

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How to use it
  1. Enter your estimated average lifetime monthly earnings (AIME).
  2. Select a claiming age from 62 to 70.
  3. Read your illustrative monthly benefit, your PIA, and how the benefit changes across every claiming age.
Formula
PIA (2026 bend points): 90% of AIME up to $1,286, plus 32% of AIME between $1,286 and $7,749, plus 15% above $7,749 — rounded down to the nearest $0.10. Monthly benefit = PIA × a claiming-age factor (0.70 at 62, rising to 1.0 at Full Retirement Age 67, up to 1.24 at 70).
Worked example

An AIME of $6,000: PIA = 90%×$1,286 + 32%×($6,000−$1,286) = $2,665.80. Claiming at 67: $2,665/month. Claiming at 62 (70% of PIA): $1,866/month. Delaying to 70 (124% of PIA): $3,305/month.

Claiming-age benefit factor (% of PIA), assuming FRA = 67
Claiming-age benefit factor (% of PIA), assuming FRA = 67
Claiming age% of PIA
6270%
6375%
6480%
6586.67%
6693.33%
67 (FRA)100%
68108%
69116%
70124%
Interpreting your result

This is a simplified educational illustration built on the real SSA benefit-formula structure — not a personalized prediction. It assumes a flat AIME you type in, assumes FRA = 67 (true only for people born 1960 or later), and doesn't account for spousal/survivor benefits, WEP, COLA, or taxation of benefits. For your real number, use your ssa.gov 'my Social Security' account.

Recommendations
  • Every year you delay claiming past Full Retirement Age (up to 70) permanently increases your monthly benefit by about 8%/year.
  • Claiming before Full Retirement Age permanently reduces your monthly benefit, even though you receive more individual payments over more years.
  • This tool assumes FRA = 67, true only for people born 1960 or later.
Frequently asked questions
No — it's an educational illustration, not your actual benefit. Get your real, personalized estimate at ssa.gov.
See the full methodology and sources for every finance calculator
Disclaimer

Illustrative estimate only, not financial or tax advice. Verify figures with a licensed adviser or your local tax authority.