Max 401k Contribution 2024. Altogether, the most that can be contributed to your 401 (k) plan between both you and your employer is $70,000 in 2025. Highlights of changes for 2024.
The contribution limit for employees who participate in 401(k), 403(b), and most 457 plans, as well as the federal government’s thrift savings plan is increased to $23,000, up from $22,500. For 2025, the 401 (k) limit for employee salary deferrals is $23,500, which is above the 2024 401 (k) limit of $23,000.