2025 Max 401k Contribution Limits Catch Up Age. For 2025, the 401 (k) contribution limit for employees is $23,000, or $30,500 if you are age 50 or older. If you're 50 or older, the limit is $8,000.

For those with a 401(k), 403(b), or 457 plan through an employer, your new maximum contribution limit. This amount is up modestly from 2023, when the individual.