2025 Maximum 401k Contribution Limits. The contribution limit has increased to $23,500 in 2025, up from $23,000 in 2024. 401(k) contribution limits for 2025 the 401(k) contribution limit for 2025 is $23,500 for employee salary deferrals, and $70,000 for the combined employee and employer.

For 2025, you can defer up to $23,500 into 401(k) plans, up from $23,000 in 2024. The 401(k) contribution limit for employees in 2025 has increased to $23,500, up from $23,000 in 2024.