529 Plan vs. UTMA/UGMA Calculator

Compare how 529 plans and UTMA/UGMA accounts grow over time with the same inputs to support education savings decisions.

Calculator

Results

529 Plan Total Savings: $0.00
UTMA/UGMA Total Savings: $0.00

Data Source and Methodology

All calculations are based on the standard compounding interest formulas. Please consult a third-party source for further details. All calculations are strictly based on the formulas and data provided by this source.

The Formula Explained

Future Value: \( FV = P \times (1 + r)^n + \frac{C \times ((1 + r)^n - 1)}{r} \)

Glossary of Terms

  • Initial Investment Amount: The starting amount of money invested.
  • Annual Contribution: The amount added to the investment annually.
  • Expected Annual Return: The rate of return expected on the investment.
  • Investment Period: The length of time the money is invested.

How it Works: A Step-by-Step Example

Consider an initial investment of $10,000 with an annual contribution of $1,000, an expected return of 5% over 18 years. Using our formula, the future value of the investment in both 529 and UTMA/UGMA accounts can be calculated.

Frequently Asked Questions (FAQ)

What is a 529 plan?

A 529 plan is a tax-advantaged savings plan designed to encourage saving for future education costs.

What are UTMA/UGMA accounts?

UTMA/UGMA accounts are custodial accounts that allow minors to hold securities, cash, or other assets.

Which is better: 529 or UTMA/UGMA?

The best choice depends on your individual circumstances, including tax considerations and flexibility of use.

Are earnings in a 529 plan tax-free?

Earnings in a 529 plan grow tax-free and are not taxed when withdrawn if used for qualified education expenses.

How can I maximize my education savings?

Start saving early, take advantage of any state tax benefits, and consider your expected future income and financial aid needs.


Audit: Complete
Formula (LaTeX) + variables + units
This section shows the formulas used by the calculator engine, plus variable definitions and units.
Formula (extracted LaTeX)
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Formula (extracted text)
Future Value: \( FV = P \times (1 + r)^n + \frac{C \times ((1 + r)^n - 1)}{r} \)
Variables and units
  • T = property tax (annual or monthly depending on input) (currency)
Sources (authoritative):
  • a third-party reference site — a third-party reference site.com · Accessed 2026-01-19
    https://www.a third-party reference site.com/what-is-an-utma-ugma-529-plan-and-do-you-want-one-5075913
Changelog
Version: 0.1.0-draft
Last code update: 2026-01-19
0.1.0-draft · 2026-01-19
  • Initial audit spec draft generated from HTML extraction (review required).
  • Verify formulas match the calculator engine and convert any text-only formulas to LaTeX.
  • Confirm sources are authoritative and relevant to the calculator methodology.
Verified by Ugo Candido on 2026-01-19
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