Max Roth 401k Contribution 2025. — as kiplinger has reported, if you are younger than 50, the maximum amount you can contribute to a roth 401(k) for 2025 is $23,000. — the contribution limit on individual retirement accounts will increase by $500 in 2025, from $6,500 to $7,000.
— the 401(k) contribution limit for 2025 is $23,000. Here are more details on the contribution limit and how you can take advantage of this unique retirement account.