401k Limits 2024 50 Years Old. Savers will be able to contribute as much as $23,000 in 2024 to a 401(k), up from $22,500 in 2023, an increase of $500 from 2023. However, while a 401(k) is a great starting point, it has limits.
The 401(k) contribution limit is $23,000. Some retirement plans have lower limits, so check the details of your allowable.