Solo 401k Contribution Limits 2024 Over 50. 401(k) employee contribution limits increase in 2024 to $23,000 from $22,500 in 2023. Regular iras, which you can use in conjunction with a solo 401 (k), are.

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 announced nov. The maximum elective deferral is $22,500 in 2023, or $30,000 if age 50 or older.