2024 Max Roth 401k Contribution Limits. The 401 (k) contribution limits for 2024 are $23,000 for individuals under 50, and $30,500 for those 50 and older. This limit includes all elective employee salary deferrals and any contributions made to a designated roth.
The basic employee contribution limit for 2024 is $23,000 ($22,500 for 2023). The 401 (k) contribution limit for 2024 is $23,000 for employee contributions, and $69,000 for the combined employee and employer contributions.