401k Contribution 2024. Starting in 2024, employees can contribute up to $23,000 into their 401(k), 403(b), most 457 plans or the thrift savings plan for federal employees, the irs. For those with a 401(k), 403(b), or 457 plan through an employer, your new maximum contribution limit.
For those with a 401(k), 403(b), or 457 plan through an employer, your new maximum contribution limit. For 2024, you can defer up to $23,000 into 401 (k) plans, up from $22,500 in 2023, with an extra $7,500 for savers age 50 and older.