2024 Max 401k Contribution Limits Catch Upsc. Contributions to 401 (k)s can be automatically deducted from your. The contribution limit for simple 401 (k)s is $16,000 (up to $19,500 if you're 50 or older).

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. The irs adjusts this limit.