401k 2024 Max. โ 401 (k) contribution limits in 2023 and 2024. In 2024, employees can contribute up to $23,000 to their plans.
The contribution limit will increase from $22,500 in 2023 to $23,000. 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.