2024 401k Maximum Contribution. Maximum 401(k) contribution limits for 2024. For 2024, the 401 (k) limit for employee salary deferrals is $23,000, which is above the 2023 401 (k) limit of $22,500.

For 2024, the 401(k) annual contribution limit is $23,000, up from $22,500 in 2023. 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.