Social Security Wage Limit 2024 Percentage. The national average wage index for 2022 is 63,795.13.  — the social security administration (ssa) announced that the maximum earnings subject to social security (oasdi) tax will increase from $160,200 to $168,600.

 — in 2024, the social security tax limit rises to $168,600. If 2024 were the year of eligibility, we would divide the national average wage index for 2022 (63,795.13) by the national average wage index for each year prior to 2022 in.