Roth IRA Calculator
Use the Roth IRA Calculator for a fast estimate with clear inputs, formula guidance and related tools.
Formula / method
Future value with annual contributions.
Eligibility, contribution limits and tax rules are not modeled.
How to use
Use the rate, time period, fees and cash-flow assumptions that match the real quote or account you are evaluating.
What this calculator answers
The Roth IRA Calculator uses Current balance, Annual contribution, Annual return %, Years to calculate the requested result. The core method is Future value with annual contributions.. This makes the assumptions visible so you can check whether the inputs match your situation.
How to get a useful result
Use the rate, time period, fees and cash-flow assumptions that match the real quote or account you are evaluating.
How to interpret it
Treat the result as an estimate. Taxes, lender rules, compounding conventions, fees and timing can change the real amount.
Before relying on the number
Recheck unusual inputs, confirm units and compare the result with any official quote, statement, specification or rule that applies to the real decision. Small changes in rates, time periods or measurements can materially change some results.