401k Limit For 2024. 401k 2024 tax year limit worksheet aryn marcie, 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. The limit on combined employee and employer contributions is $69,000, up from $66,000 in 2023.

Employers can contribute to employee roth 401 (k)s through a. The contribution limit for simple 401 (k)s is $16,000 (up to $19,500 if you’re 50 or older).