Iowa 529 Contribution Limit 2024. Maximum 529 plan contribution limits. Contribution limits for 529 plans range from around $235,000 on the low end to more than $550,000 per beneficiary.
You can contribute as much money as you want, but there are tax incentives to stay within the gift tax limits. The law bumps up that tax deduction amount to $5,500 in 2024 for.