# Roth IRA Calculator

> Project the growth of your Roth IRA and see how much tax-free income you could have in retirement.

Page: https://askcalculators.com/calculator/roth-ira-calculator/
Definition: https://askcalculators.com/calculator/roth-ira-calculator/definition.json
JSON Schema: https://askcalculators.com/calculator/roth-ira-calculator/schema.json
Version: 7.0.0
Maintained by: AskCalculators (software project; not a credentialed reviewer)
Qualified review: pending. Automated checks do not establish professional approval.
Page status: Live
Review status: Pending

## Use
Open the calculator page and enter values. Query-string parameters can restore and bookmark a calculation.
Example: https://askcalculators.com/calculator/roth-ira-calculator/?currentAge=30&retireAge=65&balance=10000&annualContribution=7500&returnRate=7

## Inputs
- currentAge: Current Age; type=number; optional; default=30
- retireAge: Retirement Age; type=number; optional; default=65
- balance: Current Balance; type=number; optional; default=10000
- annualContribution: Annual Contribution; type=number; optional; default=7500
- returnRate: Expected Annual Return; type=number; optional; default=7

## Outputs
- result: Result; format=text; primary

## Formula
Each year: balance = balance × (1 + annual return) + annual contribution; growth = ending balance − starting balance − contributions.

## Rules
- Empty optional inputs are undefined, not zero.
- Hidden conditional inputs are ignored.
- Do not invent missing required inputs.