401k Contribution Limits 2024 Over 50 Years. For 2024, the 401(k) contribution limit for employees is $23,000, or $30,500 if you are age 50 or older. For 2024, the employee contribution limit for 401(k) plans is $23,000, up from $22,500 in 2023.

In 2024, the contribution limit for a roth 401(k) is $23,000, plus an additional contribution of $7,500 if you are age 50 or older. In 2023, the limits were $66,000, or $73,500 for people 50 and older.