Social Security can play an important role in funding retirement, but it was never intended to be the only source of retirement income. The Social Security benefit formula is based on a worker's 35 highest-earning years (indexed for inflation), and the percentage of pre-retirement income replaced by the benefit is lower for those with higher earnings, reflecting the assumption that higher earners can fund retirement from other sources.

Here are replacement rates — based on five levels of earnings — for someone who claims benefits at full retirement age (FRA) in 2024 (i.e., born in 1958 and claiming at age 66 and 8 months). Rates would be similar for those who claim at FRA in other years.

 

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Source: Social Security Administration, 2023 (Rates are based on scheduled benefits under current law and may be significantly lower in the future if Congress does not address the Social Security shortfall.)

Prepared by Broadridge Advisor Solutions Copyright 2023.