Annual 401k Contribution Limit 2024. 2025 contribution limit for 401(k) plans is $23,500, up from $23,000 in 2024. In 2025, that limit rises to $23,500.

This amount is up modestly from 2024, when the individual 401(k) contribution limit was $23,000, or $30,500 for employees who were 50 or older. The irs announced today it will increase 401(k) contribution limits to $23,500 (from $23,000 in 2024), the same increase as last year, while limits for employees over 50 remains.