2024 401k Catch Up Contribution Limit. That increase is also true for workers who participate in 403(b) plans. That's on top of the standard $23,500 limit for everyone else.

For 2024, the limit for 401(k) plan contributions is $23,000, up from $22,500 last year, according to the irs. The combined limit for employee and employer contributions is $69,000.