401k Contributions 2024 Limits Over 50. The 401(k) contribution limits for 2023 sit at $22,500 for retirement savers under 50 and $30,000 for those 50 and over. Irs rules for solo 401k contributions can seem complex.

This means that your total 401(k) contribution limit for 2024 is. For 2024, the 401 (k) limit for employee salary deferrals is $23,000, which is above the 2023 401 (k) limit of $22,500.