Roth 401k After Tax Limit 2024. The total overall 401 (k) contribution limit for 2024, which includes employer matching contributions and nonelective contributions, is $69,000. 2 but the contributions are made through regular payroll deductions.

For 2024, this limit is $69,000 or $76,500 for those aged 50 and over. Roth 401(k) accounts don’t have an income limit for participation, but they do have annual contribution limits.;