401k Max 2024 Catch Up 2024. Mercer’s forecast aligns with milliman’s most recent 2024 irs limits forecast, which also predicts that the 2024 maximum contribution for 401 (k), 403 (b), and 457. For 2024, the limit for 401(k) plan contributions is $23,000, up from $22,500 last year, according to the irs.
The 401 (k) 2024 employee contribution limit is $23,000, which is an increase of $500 from the previous year. This dollar amount is the same as in 2023.