Annual 401k Contribution Limit 2025 Over 50. Of note, the 2025 pretax limit that applies to elective deferrals to irc section 401(k), 403(b) and 457(b) plans increased from $22,500 to $23,000. For 2025, the 401(k) annual contribution limit is $23,000, up from $22,500 in 2023.

In 2025, the contribution limit for a roth 401(k) is $23,000, plus an additional contribution of $7,500 if you are age 50 or older. Workers who contribute to a 401 (k), 403 (b), most 457 plans and the federal government’s thrift savings plan can contribute up to $23,000.