401k 2024 Contribution Limit Irs After Tax. The 401 (k) contribution limit is $23,000. For 2024, the 401 (k) contribution limit for employees is $23,000, or $30,500 if you are age 50 or older.

The roth ira has contribution limits, which are $6,500 for 2023 and $7,000 in 2024. The irs limits how much employees and employers can contribute to a 401 (k) each year.