You know what a 529 plan is, and you are wondering whether it is the only sensible place for college money. It is not. Some families use a different account because they want the money spendable on anything, not just school; others mix and match. The acronyms — UGMA, UTMA, ESA — make the choice look harder than it is, because every option differs on just three things: who controls the money, how it is taxed, and how freely it can be spent. Everything else is detail.
Custodial accounts: UGMA and UTMA
A custodial account is money an adult manages on behalf of a minor under the Uniform Gifts to Minors Act (UGMA) or the broader Uniform Transfers to Minors Act (UTMA). You, the custodian, open it and invest it, but the defining feature is that the money legally belongs to the child. When the child reaches the age of majority — 18 or 21, depending on your state's law — the account becomes fully theirs to use for anything: school, a car, a year abroad.
That is the double edge. A custodial account can hold any investment and is not restricted to education, which is flexible. But control transfers to the now-adult child automatically, and it cannot be undone. The earnings are also taxed under the kiddie tax rules: for 2025, a child's unearned income above $2,700 is taxed at the parents' rate, with the details in IRS Topic 553. Gifts into the account up to the annual gift-tax exclusion — $19,000 per giver per child in 2025 — need no gift-tax paperwork.
Coverdell ESAs
A Coverdell Education Savings Account is a cousin of the 529: contributions are after-tax dollars, and qualified education withdrawals come out tax-free. The catches are the limits. Contributions are capped at $2,000 per beneficiary per year, the ability to contribute phases out above an income threshold that IRS Publication 970 sets each year, and the balance generally must be used by the time the beneficiary turns 30. Its historical edge was covering K–12 costs with wide investment choice; since 529s expanded to cover K–12 tuition too, that edge narrowed.
Plain brokerage accounts and savings bonds
Two simpler options round out the picture:
- A taxable brokerage account has no education rules. You invest in nearly anything, spend it on anything and keep full control. The trade is no special tax break: you owe tax on dividends each year and on capital gains when you sell. Its strength is total flexibility, which suits a family unsure whether the money will go to school at all.
- US savings bonds (Series EE and I) are low-risk government bonds. Their interest can be tax-free when used for qualified education, but for 2025 that exclusion phases out between $99,500 and $114,500 of modified adjusted gross income ($149,250 to $179,250 filing jointly), per Publication 970, and it has other conditions. Bonds grow slowly and safely — a conservative supplement, not a growth engine.
The comparison, side by side
The same dollar behaves differently depending on the container it sits in.
| Account | Who controls it | Tax on growth | Spending flexibility |
|---|---|---|---|
| 529 | You keep control | Tax-free for qualified education | Education only; penalty otherwise |
| UGMA/UTMA custodial | Transfers to the child at 18 or 21 | Kiddie-tax rules above $2,700 a year | Anything, once the child controls it |
| Coverdell ESA | You | Tax-free for qualified education | Education only; $2,000-a-year cap |
| Taxable brokerage | You | Taxed yearly and on sale | Anything, any time |
| US savings bonds | The bond owner | Sometimes tax-free for education | Anything; the education break has income limits |
Read the same table by what each option is best at:
| If the priority is… | The container that leans that way |
|---|---|
| Maximum tax break for school | 529 or Coverdell |
| Keeping control as the parent | 529, brokerage or bonds |
| Total spending freedom | Taxable brokerage |
| Low risk and simplicity | Savings bonds |
| Giving an outright gift to the child | UGMA/UTMA custodial |
How an account is owned also affects financial aid, sometimes sharply: a custodial account in the child's name is assessed far more heavily than a parent-owned 529 in the FAFSA formula, which is the subject of saving without hurting financial aid.