2025 401k Catch Up Limit Over 50. The 401(k) contribution limit for 2023 is $22,500 for employee salary deferrals and $66,000 for combined employee and employer contributions. Of note, the 2025 pretax limit that applies to elective deferrals to irc section 401(k), 403(b) and 457(b) plans increased from $23,000 to $23,500.

The 401(k) contribution limit for 2023 is $22,500 for employee salary deferrals and $66,000 for combined employee and employer contributions. The contribution limit will increase to $23,500, up from $23,000 in 2024.