2024 Maximum 401k Contribution With Catch Up 401k. In 2024, the irs limits total 401 (k) contributions to $69,000 or 100% of the employee’s compensation, whichever is less. In 2022, the most you can contribute to a roth 401(k) and contribute in pretax contributions to a traditional 401(k) is $20,500.
401(k) (other than a simple 401(k)). In 2023, this rises to $22,500.