How to Save for College: 529 Plans, Costs, and a Parent’s Game Plan

Start early and let time do the heavy lifting#

The single most useful fact about paying for college is that a dollar saved when your child is born is worth far more than a dollar scrambled for when they are seventeen. Give it eighteen years and modest, regular saving — helped by compound growth — can cover a serious share of the bill. This guide walks through how to save for college: what it really costs, the accounts built for the job, how much to put in, and how to do it without wrecking your own retirement or your child’s financial aid. It builds on the wider cost of raising a child, of which tuition is often the largest single line.

The centrepiece in the US is the 529 plan, a state-sponsored account where your money grows and comes out tax-free for education. But it is not the only tool, and it is not always the first thing you should fund. We will put it in order — emergency fund and retirement first, then college — and finish with a simple age-based plan and a look at Canada’s RESP. As always, this is general education, not personalised advice.

• Time beats intensity — starting early matters more than saving big.
• The 529 is the workhorse — tax-free growth for education.
• Retirement comes first — you can borrow for college, not for retirement.
• Automate it — a monthly transfer you never see beats willpower.

How much does college actually cost?#

Sticker prices are frightening, so start with the real numbers. For 2024–25, average published tuition and fees ran about $11,610 a year at a public four-year school for in-state students and roughly $43,350 a year at private nonprofit colleges, according to the College Board. Add room, board, books and living costs — the full "cost of attendance" — and even public college often tops $28,000 a year all in.

Two things soften those figures. First, most families do not pay the sticker price: grants and scholarships pull the net price down, sometimes sharply. Second, you do not have to save the whole amount. A common target is to cover roughly a third from savings, a third from income earned during the college years, and a third from aid or modest loans. Fixing a realistic number keeps the goal from feeling impossible before you begin.

The 529 plan: your main tool#

A 529 plan is a tax-advantaged account built for education. You contribute after-tax dollars, the money grows free of federal tax, and withdrawals are tax-free when spent on qualified education expenses — tuition, fees, books, and room and board for enrolled students. Many states add a state tax deduction or credit for residents who contribute, so it is worth checking your own state’s plan first. The mechanics are laid out in the overview of the 529 plan.

You stay in control as the account owner — the child is only the beneficiary — so you decide when and how the money is spent, and you can change the beneficiary to another family member if plans change. Investments are usually simple age-based portfolios that shift automatically from stocks toward bonds as college nears, so there is little to manage. For most American families, the 529 is the default home for education savings.

What a 529 covers — and its new flexibility#

Beyond college tuition, a 529 can pay up to $20,000 per year toward K-12 tuition — a limit raised from $10,000 starting in 2026 — and up to $10,000 in total toward student-loan repayment for the beneficiary. The old worry — "what if my kid doesn’t go to college?" — has also eased. Since 2024, under SECURE 2.0, you can roll up to a $35,000 lifetime of leftover 529 money into a Roth IRA for the beneficiary, provided the account has been open at least 15 years and you stay within annual Roth limits. Current rules are set out in the official investor guidance.

If you do withdraw money for something that is not a qualified expense, the earnings portion is taxed as income plus a 10% penalty — your contributions always come back penalty-free. But between changing the beneficiary, the Roth rollover, and using the money for grad school or trade school, genuinely "wasted" 529 savings are rarer than parents fear.

How much to put in — and superfunding#

There is no federal cap on how much a 529 can hold, but contributions count as gifts. In 2025 you can give up to the annual gift-tax exclusion of $19,000 per parent, per child ($38,000 for a couple) with no gift-tax paperwork. That is far more than most families will manage to save anyway, so for the typical parent the practical answer is simple: contribute what your budget allows, automatically, every month.

Grandparents or higher-income parents can use superfunding — front-loading up to five years of gifts at once (up to $95,000 from one person in 2025) into a 529, which supercharges compounding. Most people do not need that. A steadier plan — say $200 to $300 a month from birth — quietly grows into a five-figure sum by the time the acceptance letters arrive.

Coverdells and custodial accounts#

Two other accounts come up. A Coverdell ESA works like a mini-529 with more investment freedom, but it is capped at $2,000 per year per child and phases out at higher incomes — useful at the margins, not as a main vehicle. A custodial account (UGMA/UTMA) holds money that legally becomes the child’s at adulthood; it is flexible, not limited to education, but it carries downsides.

The custodial catch is twofold. The money is irrevocably the child’s, so they can spend it on anything once they turn 18 or 21, and because it counts as the student’s asset it hits financial aid harder than a parent’s 529. For pure education saving the 529 usually wins; custodial accounts make sense mainly when you want to gift money for broader purposes.

Fund your own retirement first#

Here is the rule that feels wrong but is not: save for your retirement before you save for college. The reason is blunt — your child can borrow for school, win scholarships, or work, but no one lends you money to retire. If you shortchange your own retirement accounts to fill a 529, you risk ending up dependent on those same children later, which helps nobody.

Think of the oxygen mask on a plane: secure yours first. In practice that means capturing any employer retirement match, building momentum on retirement savings, and only then steering spare cash toward college. If money is tight, a smaller 529 plus a plan to cover the rest from income and aid beats a fat 529 and a starved retirement.

Keep an emergency fund in front of it all#

Before either goal, one thing comes first: a cash cushion. A funded emergency fund — a few months of essential expenses in an accessible account — is what stops a job loss or a broken furnace from raiding the college money or landing on a credit card. College savings you have to drain in a crisis were never really college savings.

Once the cushion is in place, the order is clean: emergency fund, retirement match, retirement momentum, then college. It sounds slow, but each layer protects the ones above it, and a parent who is financially secure is worth more to a future student than an extra few thousand dollars in a 529.

Don’t accidentally sabotage financial aid#

How you save affects the aid your child is offered, so a little care pays off. A parent-owned 529 is treated as a parental asset on the FAFSA and assessed at a maximum of about 5.64% — far gentler than the roughly 20% applied to assets held in the student’s own name. That alone is a reason to keep education money in your 529 rather than in a custodial account.

There is good news from the recent FAFSA simplification: money in a grandparent-owned 529 no longer counts against the student’s aid, because the form stopped asking about that "cash support." Grandparents can now help freely. Tools for estimating aid and net price are easy to find, and federal college-cost data helps you sanity-check what a school really costs; running the numbers early avoids nasty surprises in senior year.

A simple age-based game plan#

You do not need anything fancy. From birth to about age 12, contribute automatically to a 529 invested in an age-based portfolio and let it ride — this is where growth does the most work. Keep any money you will need within a couple of years, or short-term savings held alongside the 529, in a high-yield savings account so it is not exposed to a market dip right before tuition is due.

From about age 13 to 18, the age-based fund automatically dials back risk, and your job is mostly to keep contributing and resist raiding it. In the final two years, move the near-term tuition money to cash. The whole plan is really just this: start early, automate, stay invested, then get conservative as the first bill approaches.

For Canadians: the RESP and its free grant#

Canada’s version is the RESP (Registered Education Savings Plan), and its killer feature is free government money. Through the Canada Education Savings Grant (CESG), Ottawa matches 20% of your contributions on the first $2,500 a year — up to $500 annually and $7,200 in total per child. That is an instant 20% return before any investment growth, which is why funding an RESP to capture the full grant is close to a no-brainer.

The RESP has a $50,000 lifetime contribution limit per child, grows tax-deferred, and withdrawals are taxed in the student’s hands — usually at little or no tax. Lower-income families can also receive the Canada Learning Bond, up to $2,000, with no contribution required. The habit is identical to the US: start early, automate, and never leave the grant on the table.

Common mistakes to avoid#

None of these are exotic; they are the ordinary slips that cost families growth or aid, and each one is avoidable.

• Waiting for a "better time" — lost years can’t be bought back.
• Funding college before retirement — you can’t borrow for retirement.
• Skipping the state tax break — check your own state’s 529 first.
• Putting college money in the child’s name — it hurts aid.
• Leaving Canada’s CESG unclaimed — that’s a free 20%.
• Investing next year’s tuition in stocks — a dip at 17 hurts.

The bottom line#

Saving for college rewards the boring virtues: start when your child is small, automate a monthly amount you will not miss, and let a 529 plan grow tax-free while an age-based portfolio manages the risk for you. Cover your emergency fund and retirement first, keep education money in your own name to protect aid, and aim to fund a realistic share of the cost rather than every last dollar.

Do that and the tuition bill, when it lands, becomes a manageable line item instead of a crisis. In Canada the account is the RESP with its 20% grant; the names change across borders, but the lesson does not — time in the market, a tax-advantaged account, and steady habits carry a child further than any last-minute scramble ever could.