Max Roth 401k Contribution 2024 Over 50. The contribution limits for 401(k) accounts can vary every year. Employees can contribute up to $23,500 to their 401(k) plan for 2025 vs.
For 2025, the 401(k) limit for employee salary deferrals is $23,500, which is above the 2024 401(k) limit of $23,000. The base contribution limit for 2024.