Max 457 Contribution 2024 Over 50. The maximum amount you can contribute to a 457 retirement plan in 2024 is $23,000, including any employer contributions. This calculator will help you determine the maximum contribution to your 457(b) plan in 2024.

For example, in 2023, individuals over age 50 can contribute $7,500 in addition to the $22,500 allowed, totaling $30,000. Of note, the 2024 pretax limit that applies.