2024 401k Contribution Limits Chart Over 50. Those 50 and older can contribute an additional. Employees age 50 or older are eligible to contribute an additional $1,000, for a total of $8,000.

 — the roth 401(k) contribution limit for 2024 is $23,000 for employee contributions and $69,000 total for both employee and employer contributions. More people will be able to make contributions to roth.