Roth IRA Calculator

Use this free Roth IRA calculator to project future balance, total contributions, and estimated growth from current balance, annual contribution, annual return, and years to grow.

All tools
Formula steps Estimate limits shown Examples included Private history
Projected Roth IRA balance$541,246.84

$12,000 plus $583.33/mo for 25 years

Total contributions
$187,000.00
Estimated growth
$354,246.84
Annual contribution
$7,000.00

This does not check IRS contribution limits, eligibility, deductions, tax treatment, penalties, or required distributions.

Formula steps

  1. Convert the annual contribution to a monthly contribution for the projection.
  2. Compound the current balance monthly using the estimated return.
  3. Add monthly contributions at the end of each month.
  4. Separate total contributions from estimated growth.

How to use the roth ira calculator

  1. Enter the requested dollar amounts, rates, terms, tax settings, or contribution details.
  2. Use rates as percentages, such as 6.5 for 6.5%, and check whether a field asks for a monthly or annual amount.
  3. Press the calculate button to see the answer, supporting metrics, and formula steps.
  4. Use the result as a planning estimate only, then copy it if the assumptions look right.

Common uses

Project Roth IRA growth from annual contributions.

Compare contribution amounts and time horizons.

Separate total contributions from estimated growth.

Check a retirement savings scenario before reviewing IRS limits.

Examples

Annual max-style saving $12,000 balance, $7,000/year, 7%, 25 years

Projected Roth IRA balance

Starting from zero $0 balance, $4,000/year, 30 years

Long-term growth estimate

Near retirement $85,000 balance, $8,000/year, 10 years

Shorter-horizon projection

Frequently asked questions

Plain-language answers about when to use the estimate, what your numbers mean, what is left out, and how privacy works.

When should I use the Roth IRA Calculator?

Use it for early planning and side-by-side comparisons, especially for tasks like these: Project Roth IRA growth from annual contributions. Compare contribution amounts and time horizons. Treat the answer as a planning estimate, not a final quote.

What is the Roth IRA Calculator doing with my numbers?

In plain language: The calculator converts annual contribution to a monthly deposit, compounds the current balance monthly, and adds each monthly contribution through the projection period. If the result seems too high or too low, first check whether each field expects a monthly amount, annual amount, dollar value, or percent.

What does this estimate leave out?

This does not verify Roth IRA eligibility, income phaseouts, IRS limits, withdrawal rules, penalties, taxes, fees, or investment risk. Real finance decisions can also depend on fees, timing, local rules, credit details, and provider-specific terms.

Does the site save my finance inputs?

No. The calculator runs in your browser tab. Recent answers stay only on the page while you use it, and they are not sent to a server.

Related tools