2024 Max 401k Contribution 50 Year Olds. — the contribution limit for simple 401 (k)s is $16,000 (up to $19,500 if you're 50 or older). In 2024, you can contribute up to $23,000 if you’re under age 50 and $30,500 if you’re age 50 or older.
Those 50 and older will be able to. — of note, the 2024 pretax limit that applies to elective deferrals to irc section 401 (k), 403 (b) and 457 (b) plans increased from $22,500 to $23,000.