Solo 401k Employee Contribution Limits 2024 Over 50. People age 50 and older can add an extra $7,500. As of 2023, individual employees have a 401 (k) contribution limit of $22,500, allowing them to contribute this amount annually to their 401 (k) account on a.

For 2023, that limit is $66,000. The 401 (k) contribution boost for.