Maximum 401k Contribution 2024 Over 50. The annual employee contribution limit for 401 (k) retirement plans is increasing from $22,500 to $23,000 in 2024. The ira catch‑up contribution limit for individuals aged 50 and older remains at $7,500 for 2024.

This amount is up modestly from 2023, when the individual 401(k) contribution limit. It is $3,500 for simple 401(k).