529 basics
Growth is federal tax-free when used for qualified education costs (and up to $20,000 a year of K-12 tuition from 2026 under the 2025 law). Many states give a deduction for contributions. Up to $35,000 can later roll into the beneficiary’s Roth IRA under conditions.
FAQ
How much should I save monthly for college?
For a $30,000-a-year school 12 years away (4% cost inflation), $5,000 saved plus $300 a month at 6% covers about 36% of four years; the calculator shows the extra monthly amount for the rest.
Sources (checked Nov 6, 2026): IRS Publication 970; P.L. 119-21 sec. 70413.