401k Contribution Limit 2024 Over 50. You can contribute up to $23,000 to a 401(k) in 2024 or $30,500 if you're age 50 or older. The total maximum allowable contribution to a defined contribution plan (including both employee and employer contributions) is expected to rise by $2,000.

The roth 401 (k) contribution limit for 2024 is $23,000 for employee contributions and $69,000 total for both employee and employer contributions. Learn about the 2024 contribution limits for different retirement savings plans.