401k Max 2024 Catch Up 2024. The 401 (k) contribution limit is $23,000. For those with a 401 (k), 403 (b), or 457 plan through an employer, your new maximum contribution limit will go up to $23,000 in 2024.
(again, those aged 50 and older can also make an. (that contribution limit is up $500 from 2023.