401k Limits 2024 Table. The maximum you can contribute to a 401(k) plan in 2024 is $23,000. Total 401 (k) plan contributions by an employee and an employer cannot exceed $69,000 in 2024.

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. For example, say that you have $800,000 in a 401 (k), of which you had $300,000 in the account when you got married.