Calculate your Social Security benefits with precise formulas and save your data for future updates.
Note: Earnings before 1966 had no wage base limit - all earnings were taxed and counted.
Data starts from 1951 (when AWI indexing data begins) or age 18, whichever is later.
Full Qtrs: Amount needed to earn 4 quarters (maximum) in that year.
Index Factor: Shows how much earnings are multiplied for inflation (AWI at age 60 ÷ AWI in earnings year).
Indexed Earnings: Your historical earnings adjusted to today's dollar value for benefit calculation.
| Age | Monthly Benefit | Annual Benefit | vs. Age 67 | Status |
|---|
PIA Formula (2025): 90% × $1,226 + 32% × (AIME - $1,226) + 15% × (AIME - $7,391)
Early Retirement: Reduced by 5/9 of 1% per month for first 36 months, then 5/12 of 1% per additional month
Delayed Retirement: Increased by 8% per year after Full Retirement Age
Substantial Earnings Formula: 25% × ROUND_TO_300((AWI₍ᵧ₋₂₎ ÷ 22,935.42) × 45,000)