2024 401k Contribution Limits 2024 Married. On november 1, 2023, the internal revenue service announced that the amount individuals can contribute to their 401 (k). For 2024, that's $23,000, up from $22,500 in 2023.

Individual not covered by a workplace. 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.