401k Contribution Limits 2024 Age 55. The 401 (k) 2024 employee contribution limit is $23,000, which is an increase. The irs sets a limit on how much can be put into a 401(k) plan every year, also known as an annual contribution limit.

Those 50 and older can contribute. In 2023, the limits were $66,000, or $73,500 for people 50 and older.