2025 401k Contribution Max Over 50. The irs increased 2025 contribution limits for 401(k)s, 403(b)s, and iras. The 401 (k) compensation limit is $345,000.

This amount is an increase of $500 from the 2023 401 (k). The 401 (k) contribution limits for 2025 are $23,000 for individuals under 50, and $30,500 for those 50 and older.