Contribution Limits 2024 401k. Total 401 (k) plan contributions by an employee and an employer cannot exceed $69,000 in 2024. The 401 (k) contribution limit is $23,000.

For 2024, that’s $23,000, up from. The contribution limit for simple 401 (k)s is $16,000 (up to $19,500 if you’re 50 or older).