2024 Irs 401 K Contribution Limits Catch Up. That means a total of $30,500. Workers who contribute to a 401(k), 403(b), most 457 plans and the federal government's thrift savings plan can contribute up to $23,000 in 2024, a $500 increase.
The contribution limit for simple 401 (k)s is $16,000 (up to $19,500 if. If you are 50 years old or older, you can also contribute up to $7,500 in.