401k Contribution Limits 2024 After Tax Roth. In 2022, the most you can contribute to a roth 401(k) and contribute in pretax contributions to a traditional 401(k) is $20,500. Employees can contribute up to $23,500 to their 401 (k) plan for 2025 vs.

For those with a 401(k),. That’s a $500 jump from the $23,000 limit in 2024.