Contribution Limits 2024 403b And 401k. I estimate it will go up by $500 to $23,500 in 2025. The irs sets the maximum that you and your employer can contribute to your 401 (k) each year.

The contribution limit for simple 401 (k)s is $16,000 (up to $19,500 if you’re 50 or older). For 2023, employees could contribute up to $22,500 to a 403 (b) plan.