401k Contribution Limits 2024 Over 50. For 2024, the 401 (k) limit for employee salary deferrals is $23,000, which is above the 2023 401 (k) limit of $22,500. Employees can invest more money into 401 (k) plans in 2024, with contribution limits increasing from 2023โs $22,500 to $23,000 for 2024.
Of note, the 2024 pretax limit that applies. Those 50 and older can contribute an additional.