Maximum 401k Contribution 2024 Over 50. In 2024, the 401 (k) contribution limit for participants is increasing to $23,000, up from $22,500 in 2023. 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.
Key points the 401 (k) contribution limit for 2024 is $23,000. Employees can invest more money into 401 (k) plans in 2024, with contribution limits increasing from 2023โs $22,500 to $23,000 for 2024.