Maximum 401k Contributions 2024. This is again up from $66,000 in 2023. For 2024, the maximum amount you can contribute to your 401(k) plan annually is $23,000.
The base 2024 maximum 401k contribution limit for employees is $23,000 (+$500 versus 2023). In 2024, the total amount you can contribute to your 401(k), including matching contributions, is $69,000.