2024 401k Max Contribution Catch Up. That limit also applies to 457, 403(b) and the federal government’s. The base 2024 maximum 401k contribution limit for employees is $23,000 (+$500 versus 2023).
The 401 (k) employee contribution limit for 2024 is $23,000. Total 401(k) plan contributions by an employee and an employer cannot exceed $69,000 in 2024.