401k 2024 Max Limits. The contribution limit for simple 401 (k)s is $16,000 (up to $19,500 if you're 50 or older). There's also a $7,500 catch.
The overall 401 (k) limits for employee and. 401(k) employee contribution limits increase in 2024 to $23,000 from $22,500 in 2023.