College Savings (529) Calculator

Free 529 college savings calculator. Project the future value of your monthly contributions with tax-free growth and compare to projected college tuition costs.

$
$
%
$
%
Projected 529 Savings
$109,333.00
in 15 years
vs
Projected 4-Year Cost
$224,011.00
with 5% inflation
Coverage: 48.8%Gap: $114,678.00
Total Contributed
$59,000.00
Your money in
Tax-Free Growth
$50,333.00
Compound returns
Need per Month
$662.00
+$362.00 more needed

Projected Tuition by Year

Year 1
$51,973.00
Age 18
Year 2
$54,572.00
Age 19
Year 3
$57,300.00
Age 20
Year 4
$60,165.00
Age 21

529 Growth Projection

YearChild's AgeContributedBalanceGrowth
Year 14$8,600.00$9,079.00
+$479.00
Year 36$15,800.00$18,144.00
+$2,344.00
Year 69$26,600.00$34,349.00
+$7,749.00
Year 912$37,400.00$54,329.00
+$16,929.00
Year 1215$48,200.00$78,962.00
+$30,762.00
Year 1518$59,000.00$109,333.00
+$50,333.00

Projections assume constant returns and inflation. Actual market returns vary year to year. 529 plans have investment risk. Consult a financial advisor for personalized planning.

Planning notes, formulas, and examples

About the College Savings (529) Calculator

A 529 plan is the most powerful college savings vehicle available: contributions grow tax-free, and withdrawals for qualified education expenses are also tax-free. Many states offer additional tax deductions for contributions. Starting early is crucial โ€” even a modest $200/month from birth can grow to $80,000+ by age 18.

But projecting how much you'll need is tricky. College costs have historically risen 5-8% per year, far outpacing general inflation. Today's $30,000/year in-state tuition could be $60,000+ when your newborn reaches 18.

This calculator projects the future value of your 529 contributions, estimates future college costs with tuition inflation, and shows whether you're on track to cover the full cost. It also highlights the gap between your projected savings and the estimated bill, so you know exactly how much to increase contributions or how many years of costs you can comfortably fund. Starting even modest contributions early leverages compound growth, which is the most powerful advantage available to families planning for education expenses.

When This Page Helps

Every year you wait to start a 529 plan costs you more than you think. Starting at birth vs age 5 means your money has 5 additional years of tax-free compounding โ€” typically resulting in 40-60% more savings with the same monthly contribution. This calculator quantifies the urgency. Seeing the concrete dollar impact of starting today versus next year motivates consistent contributions.

How to Use the Inputs

  1. Enter your child's current age and expected college start age.
  2. Set your current 529 balance and monthly contribution.
  3. Choose the expected annual return rate (6-8% typical for age-based portfolios).
  4. Set the estimated annual tuition and tuition inflation rate.
  5. View projected savings vs projected tuition.
  6. Adjust contributions to close any gap.
Formula used
Monthly projection = Balance compounded monthly + monthly contributions compounded monthly Projected annual tuition = Current tuition ร— (1 + inflation)^years Total projected cost = ฮฃ (annual tuition ร— (1 + inflation)^(start_year + i)) for i = 0..3 Gap = Total projected cost โˆ’ Projected savings

Example Calculation

Result: Projected savings: $109,333 | Projected 4yr cost: $224,011 | Gap: $114,678 | Need: ~$662/mo

With $5,000 already saved and $300/month contributed, the corrected monthly-compounding projection grows the account to about $109,333 by age 18. Using the same example, $25,000 of annual tuition inflated by 5% through four college years starting 15 years from now totals about $224,011. That leaves a projected gap of roughly $114,678, and the calculator's solver points to about $662 per month to fully cover that scenario.

Tips & Best Practices

  • Any state's 529 plan is available to any resident. Compare fees and investment options โ€” some states have much lower costs.
  • Age-based portfolios automatically shift to conservative investments as college approaches. A sound default for most families.
  • Contributions above $19,000/year per beneficiary may require gift-tax reporting. Married couples can generally give $38,000/year together before using lifetime exemption.
  • You can "superfund" a 529 with up to 5 years of annual exclusions at once ($95K individual, $190K couple) if you follow the gift-splitting rules.
  • Unused 529 funds can be transferred to another family member or rolled into a Roth IRA (up to $35K lifetime, subject to rules).
  • Don't over-save. If you have excess 529 funds, withdrawals for non-education expenses face taxes and a 10% penalty.

The Power of Starting Early

A family investing $200/month from birth at 7% return accumulates about $86,000 by age 18. Starting at age 5 with the same contributions: only $52,000. Starting at age 10: just $29,000. Those early years of compound growth are irreplaceable. Even $50/month starting at birth is better than $300/month starting at age 12.

What 529 Plans Cover

Qualified expenses go beyond tuition: room and board (up to the school's cost of attendance), required textbooks, computers and software, internet service, supplies, and even K-12 tuition up to $10,000/year. Student loan repayments up to $10,000 lifetime also qualify under the SECURE Act.

State Tax Benefits

Over 30 states offer income tax deductions or credits for 529 contributions. Some states give benefits only for contributions to their own plan; others allow deductions for any state's plan. A $5,000 annual contribution in a state with 5% income tax saves $250/year in state taxes โ€” free money on top of the tax-free growth.

Sources & Methodology

Last updated:

Methodology

This page projects college savings in yearly steps by compounding the current balance at the entered annual return assumption and then adding 12 months of contributions at the end of each projected year until college starts. On the cost side, it inflates today's annual tuition estimate by the entered tuition-inflation rate for each year from matriculation through the selected number of college years, then compares projected savings with projected total cost and iteratively solves for a monthly contribution that would close the gap.

It is a planning worksheet rather than an official 529 plan illustration. Real 529 investment results, state tax treatment, aid interactions, and future school costs can differ materially from the constant-return and constant-inflation assumptions used here.

Sources

Frequently Asked Questions

  • A 529 plan is a tax-advantaged savings account for education expenses. Contributions grow federally tax-free, and withdrawals are tax-free when used for qualified expenses including tuition, room and board, books, and computers. Many states also offer a state income tax deduction for contributions. They're available through each state or directly from providers.