How Much Should You Save in a 529 Plan for College in 2026?

A parent opens a 529 plan when their child is born, contributes what feels reasonable, and hopes it will be enough. Twelve years later, they run the numbers and realize the balance covers one semester. This happens because most families never calculate a specific target. This guide gives you concrete savings targets based on your child's age and the type of school you expect them to attend, using 2026 tuition data from the College Board. Run your numbers through our 529 College Savings Calculator to get a personalized monthly contribution based on your state, return assumptions, and current balance.

What Is a 529 Plan?

A 529 plan is a tax-advantaged investment account for education expenses. Earnings grow tax-free, and qualified withdrawals for tuition, room, board, books, and required fees are also tax-free. Many states offer a deduction or credit on contributions, giving you a return on your money before any investment growth happens.

The education savings plan, the most common type, works like an investment account where you contribute cash, choose investments, and use the balance for qualified expenses including tuition, room, board, K-12 tuition up to $10,000 per year, and student loan repayment up to $65,000 per beneficiary.

The average 529 plan balance in 2026 is approximately $30,000, according to the College Savings Plans Network. That covers roughly one semester at a private nonprofit college.

How Much College Costs in 2026

The College Board publishes annual data on what families actually pay. For the 2025-26 academic year, the total cost of attendance breaks down as follows:

These are sticker prices. Most students do not pay the full amount. The average grant or scholarship for students receiving aid at four-year colleges is approximately $7,400 per year. At private nonprofits, the National Association of College and University Business Officers reports an average tuition discount rate of 56.3 percent for first-time, full-time students, bringing a $58,600 private school down to roughly $25,600 before loans.

Even with aid, the net cost of a four-year degree at a public in-state school often exceeds $100,000. A child born today attending a public university in 2044 would face a projected four-year cost of approximately $388,000 at 5 percent annual tuition inflation. That is why starting early matters more than starting with a large amount.

How Much Should Be in a 529 Plan by Age?

A widely used benchmark from financial aid expert Mark Kantrowitz: aim to have a 529 balance equal to your child's age multiplied by a set dollar amount. The multiplier depends on the type of school you are targeting.

The formula is child's age times $3,000 for in-state public, and child's age times $8,000 for private. These targets cover approximately one-third of projected total college costs. The remaining two-thirds comes from current income, financial aid, and student loans. Saving the full cost in a 529 is unnecessary for most families and can create overfunding problems if the child does not attend college.

How Much to Save Monthly

The monthly contribution needed depends on your child's current age, your assumed investment return, and tuition inflation. The targets below assume a 7 percent annual return and 4 percent annual tuition inflation.

A parent starting at birth for an in-state public target needs $300 per month. Wait until age 12, and the requirement jumps to $800. At age 15, with three years before enrollment, you need $2,100 per month. Time is the single biggest variable in this calculation, and it is the one you cannot get back.

Use the 529 College Savings Calculator to model your own scenario with different return rates and starting balances. To see the full projected cost of attendance, the College Cost Calculator projects total tuition, room, and board over four years with inflation built in.

A Worked Example

Consider a family with a 4-year-old daughter in Ohio, where the state offers a deduction on 529 contributions. They want to target an in-state public university.

Current target balance: 4 x $3,000 = $12,000. They currently have $4,200 saved. To reach the one-third target by age 18, they need roughly $51,000. With $4,200 saved and 14 years at a 7 percent return, they need approximately $320 per month. Ohio's state deduction saves them roughly $280 per year in state taxes, reducing their out-of-pocket cost to about $297 per month.

If they target a private college instead, the one-third target rises to roughly $78,000, and the monthly contribution jumps to approximately $710. Many families save for the in-state public target and plan to cover the gap with aid, loans, or cash flow if the child chooses a more expensive school.

Common Mistakes to Avoid

Overfunding the account. If your child receives a full scholarship, attends a military academy, or does not attend college, you face a 10 percent penalty and income tax on earnings for non-qualified withdrawals. You can transfer the balance to another beneficiary, including a sibling. But saving for 100 percent of projected costs when your child is a strong candidate for merit aid creates unnecessary risk.

Ignoring state tax benefits. Over 30 states offer a deduction or credit for 529 contributions. Some states require you to use their plan, while others let you use any state's plan. Contributing $5,000 per year in a state with a 5 percent deduction saves you $250 in taxes annually, a guaranteed return before any investment growth.

Waiting too long to start. A family starting at birth needs $300 per month for an in-state public target. A family starting at age 12 needs $800. The early starter contributes $64,800 over 18 years. The late starter contributes $72,000 over 12 years and still ends up with less. The difference is compounding. For more on this principle, see our guide on emergency fund targets for 2026.

Related Tools on ProfessionCalculators.com

• Savings Goal Calculator to calculate the monthly contribution needed to reach any savings target by a specific date
• College Cost Calculator to project the full four-year cost of attendance with tuition inflation
• For families weighing loans against savings, our guide to student loan repayment plans for 2026 breaks down borrowing costs over time

Frequently Asked Questions

What happens to a 529 plan if my child does not go to college?

You can change the beneficiary to another family member, including a sibling, yourself, or a future grandchild. You can also withdraw up to $65,000 to repay the beneficiary's student loans, or use up to $10,000 per year for K-12 tuition. If none of those work, you can withdraw for non-qualified expenses, but you will owe income tax on earnings plus a 10 percent penalty.

Can I have a 529 plan in multiple states?

Yes. There is no federal limit on how many 529 plans you can open. Some families use plans in multiple states to capture different tax benefits. Keep in mind that some states only offer a deduction if you use that specific state's plan, so check the rules before opening accounts across state lines.

Does a 529 plan hurt financial aid eligibility?

A parent-owned 529 is treated as a parental asset on the FAFSA, and only up to 5.64 percent of parental assets count toward the expected family contribution. A grandparent-owned 529 does not count as an asset. As of the 2024-25 FAFSA, grandparent 529 distributions are no longer reported as student income, making them more aid-friendly than under prior rules.

How much can I contribute to a 529 plan per year?

There is no annual federal contribution limit. Each state sets a lifetime cap, typically between $300,000 and $550,000 per beneficiary. For gift tax purposes, contributions over $19,000 per year per donor may require filing a gift tax return. You can also front-load up to $95,000 in a single year without triggering gift tax if you elect to spread it over five years.

Should I save for retirement or my child's college first?

Retirement accounts cannot be borrowed against for college, and retirement has no scholarships available. College does. Most planners recommend funding retirement first, capturing any employer match, then directing extra cash to a 529. Your child can borrow for college. You cannot borrow for retirement.

Conclusion

Your 529 savings target depends on three variables: your child's current age, the type of school you are saving for, and how much of the total cost you want the account to cover. For most families, aiming for one-third of projected costs through the age-times-$3,000 or age-times-$8,000 benchmark is a practical target. Start with whatever monthly amount you can manage now, even if it is below the benchmark, and increase it when your income grows. The 529 College Savings Calculator will show you exactly where you stand and what it takes to close the gap.