Max 401k Contribution 2025 With Catch Up 2025. In 2025, the 401(k) contribution limit for participants is increasing to $23,000, up from $22,500 in 2023. When most people think of 401(k) contribution limits, they are thinking of the elective deferral limit, which is $23,000 for 2025 ($22,500 in 2023).

Key takeaways the irs sets the maximum that you and your employer can contribute to your 401(k) each year. 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.