401k Limit 2024 50 Year Old. Going over the 401(k) contribution. In 2024, the maximum 401(k) contribution limit is $23,000 for people under the age of 50.
That limit also applies to 457, 403 (b) and the federal government’s thrift. The ira catch‑up contribution limit for individuals aged 50 and older remains at $7,500 for 2024.