401k Limit 20254. For savers looking to max out 401 (k) contributions, higher contribution limits will be available for 2025. Starting in 2025, employees can contribute up to $23,500 into their 401 (k) and 403 (b) plans, most 457 plans, and the thrift savings plan for federal employees, the irs announced nov.

For tax year 2025, employees can defer $23,500 into their 401 (k) and iras, a modest increase from the $23,000 contribution limit in 2025. Employee 401(k) contribution limits for 2025.