What Is The Maximum 401 Contribution 2024. What is the maximum 401 (k). In 2024, employees and employers can contribute a.

For those with a 401 (k), 403 (b), or 457 plan through an employer, your new maximum contribution limit will go up to $23,000 in 2024. The 401 (k) contribution limit for 2024 is $23,000.