2024 401k Maximum Contribution Limits Fidelity. In 2024, you can contribute up to $23,000 to your 401(k). The 2024 403(b) contribution limit is $23,000 for pretax and roth employee contributions, and $69,0000 for employer and employee contributions.

In 2024, employers and employees together can. For 2024, the maximum allowable contribution to a 401 (k) is $23,000 per year (up from $22,500 in 2023).