401k 2025 Contribution Limits Over 50. That means an active participant 50 or older can contribute up. 401(k) contribution limits for 2025 the 401(k) contribution limit for 2025 is.
Employee and employer deferrals into 457(b) plans: For tax year 2025, employees can defer $23,500 into their 401 (k) and iras, a.