2024 401k Catch Up Max Over 50. Total contributions cannot exceed 100% of an employee’s annual. The contribution limit on individual retirement accounts will increase by $500 in 2024, from $6,500 to $7,000.
For 2024, the maximum you can contribute to a simple 401 (k) is $16,000. Let’s say you happened to turn 50 on december 31, 2024.