Max 401k Catch Up Contribution 2024. When pooled together, a worker who is 50 and older can. The 2024 maximum 401k contribution limit will be $23,000, which is a an increase of $500 over the 2023 maximum 401k contribution limit of $22,500 (which had increased a.
The limit for overall contributions—including the employer match—is 100%. More people will be able to make contributions to roth.