2025 401k Contribution Limits 2025 Catch Up Limit. Discover limits, eligibility, and strategies for success. For 2025, eligible taxpayers can contribute $23,500 to their 401(k) account, up from $23,000 in 2024.

So, these taxpayers can still contribute an additional $7,500. The 401k contribution limits for the year 2025 are expected to see many increases in different plans including elective deferral limit to $24,000, defined contribution plan to.