Irs Contribution Limits 2024 401k. Employees can invest more money into 401(k) plans in 2024, with contribution limits increasing from 2023’s $22,500 to $23,000 for 2024. If you're age 50 or.

For those with a 401(k), 403(b), or 457 plan through an employer, your new maximum contribution limit. I estimate it will go up by $500 to $23,500 in 2025.