For most people, the maximum contribution to a 401(k) plan is $20,500 in 2022. If you are more than 50 years old, you can make an additional catch-up contribution of $6,500 for a total of $27,000. There are also limitations to the employer's matching contribution: The combined employer-employee contributions cannot exceed $61,000 (or $67,500 for employees over 50 years old).