Max 2025 401k Contribution. The 401(k) contribution limit for 2025 is $23,500, up from $23,000 in 2024. The standard 401(k) contribution limit for employees will rise to $23,500 in 2025.
Good news for 401(k) account owners: The contribution limit for a designated roth 401(k) increases by $500 in 2025 to $23,500.