Total 401k Contribution Limit 2024 Over 50. Employees can invest more money into 401(k) plans in 2025, with contribution limits increasing from $23,000 in 2024 to $23,500 in 2025. Savers will be able to contribute as much as $23,500 to a 401(k) in 2025, up from $23,000 in 2024.

For those who are age 50 or over at any time during the year,. Savers will be able to contribute as much as $23,500 to a 401(k) in 2025, up from $23,000 in 2024.