Roth 401 K Income Limits 2024 Calendar. The 401 (a) compensation limit (the amount of earned income that can be used to calculate retirement account contributions) will increase from $330,000 in 2023 to $345,000 in. 2024 roth 401(k) contribution limits.

This is compared to a roth ira, which limits. For 2024, the 401 (k) contribution limit for employees is $23,000, or $30,500 if you are age 50 or older.