2024 401k Contribution Limit Over 55. This number only includes personal contributions —. In 2025, the contribution limit for flexible spending accounts will rise 3.1% to $3,300, compared to the 4.9% increase in 2024 over the previous.

For 2024, the contribution limit increases again to $23,000. The annual employee contribution limit for 401(k) retirement plans is increasing from $22,500 to $23,000 in 2024.