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

The roth 401(k) contribution limit for 2024 is $23,000 for employee contributions and $69,000 total for both employee and employer contributions. The base contribution limit will increase from $23,000 in 2024 to $23,500 in 2025.