2024 401k Contribution Limit. 401(k) contribution limit for 2024. The 2024 401(k) contribution limit is $500 higher than this year’s $22,500 max, which reflected a major increase from the 2022 limit of $20,500.
Of note, the 2024 pretax limit that applies to elective deferrals to irc section 401(k), 403(b) and 457(b) plans increased from $22,500 to $23,000. Highlights of changes for 2024.