2024 Solo 401k Contribution Limits 2024. Irs solo 401k contribution limits 2024 gerty juliann, employees can invest more money into 401 (k) plans in 2024, with contribution limits increasing from 2023’s $22,500 to. The 401 (k) contribution limit for 2024 is $23,000 for employee contributions, and $69,000 for the combined employee and employer contributions.

For 2024, the contribution limit increased to. For the tax year 2024, the maximum solo 401k contribution is: