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Roth IRA Calculator

Project tax-free retirement wealth growth and compare compounding gains against a standard taxable brokerage account.

Tax-Free Compounding Model

Roth IRA Investment Parameters

Compare future wealth accumulation in a Roth IRA versus a taxable brokerage account.

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💎 Roth IRA Tax-Free Wealth Advantage At Age 65
Roth IRA Tax-Free Net Wealth Advantage
+$315,098

By compounding tax-free inside a Roth IRA, you keep an extra $152,915 that would otherwise be lost to ongoing annual tax drag in a taxable brokerage account.

Roth IRA Balance
$1,066,343
Taxable Balance
$751,245
Tax Drag Saved
$152,915

Roth IRA vs. Taxable Account Breakdown

Financial Metric Roth IRA (Tax-Free) Taxable Account
Balance at Retirement $1,066,343 $751,245
Total Principal Invested $292,500 $292,500
Total Investment Growth $773,843 $611,660
Total Tax Drag Paid $0 (100% Tax-Free) -$152,915

Wealth Accumulation Trajectory

Roth IRA tax-free growth vs taxable brokerage account

Roth IRA (Tax-Free) Taxable Account
$0 $351,893 $703,786 $1,066,343 Age 31 Age 42 Age 53 Age 65

Yearly Accumulation Comparison

Year-by-year accumulation comparison up to retirement age.

Age Year Roth Balance Taxable Balance Roth Advantage
31 1 $39,300 $38,850 +$450
32 2 $49,158 $48,098 +$1,060
33 3 $59,607 $57,763 +$1,844
34 4 $70,684 $67,862 +$2,822
35 5 $82,425 $78,416 +$4,009
36 6 $94,870 $89,444 +$5,426
37 7 $108,063 $100,969 +$7,094
38 8 $122,046 $113,013 +$9,033
39 9 $136,869 $125,599 +$11,270
40 10 $152,581 $138,751 +$13,830
41 11 $169,236 $152,494 +$16,742
42 12 $186,890 $166,857 +$20,033
43 13 $205,604 $181,865 +$23,739
44 14 $225,440 $197,549 +$27,891
45 15 $246,467 $213,939 +$32,528
46 16 $268,755 $231,066 +$37,689
47 17 $292,380 $248,964 +$43,416
48 18 $317,423 $267,667 +$49,756
49 19 $343,968 $287,213 +$56,755
50 20 $372,106 $307,637 +$64,469
51 21 $401,932 $328,981 +$72,951
52 22 $433,548 $351,285 +$82,263
53 23 $467,061 $374,593 +$92,468
54 24 $502,585 $398,949 +$103,636
55 25 $540,240 $424,402 +$115,838
56 26 $580,154 $451,000 +$129,154
57 27 $622,464 $478,795 +$143,669
58 28 $667,311 $507,841 +$159,470
59 29 $714,850 $538,194 +$176,656
60 30 $765,241 $569,913 +$195,328
61 31 $818,656 $603,059 +$215,597
62 32 $875,275 $637,696 +$237,579
63 33 $935,291 $673,893 +$261,398
64 34 $998,909 $711,718 +$287,191
65 35 $1,066,343 $751,245 +$315,098

Understanding the Power of a Roth IRA

A Roth IRA is a premier tax-advantaged individual retirement arrangement established under United States federal tax law. Contributions to a Roth IRA are made with after-tax dollars, meaning you do not receive an upfront income tax deduction.

In exchange for giving up the immediate tax break, all capital growth, dividend distributions, and qualified withdrawals after age 59½ are 100% tax-free. Unlike Traditional IRAs or employer-sponsored 401(k) accounts, Roth IRAs have no Required Minimum Distributions (RMDs) during the account owner's lifetime.

1. Tax-Free Compounding

In a standard brokerage account, dividends and capital gains trigger annual 15%–20% taxes, creating severe "tax drag." In a Roth IRA, you keep 100% of every dollar earned.

2. Penalty-Free Principal

Because your contributions were already taxed, you can withdraw your original contributed principal at any time, for any reason, with zero penalties or taxes.

3. Generational Wealth

Without RMD mandates, you can leave your Roth IRA completely intact to compound for your heirs, who receive the inherited Roth balance income-tax-free under the 10-year rule.

Contribution Limits & High-Earner "Backdoor" Roth IRAs

The IRS sets strict statutory annual limits on direct Roth IRA contributions (e.g., $7,000 for individuals under 50, with an extra $1,000 catch-up for age 50+). Single filers with Modified Adjusted Gross Income (MAGI) above IRS phase-out thresholds cannot contribute directly.

However, high earners can utilize the Backdoor Roth IRA strategy: making a non-deductible contribution to a Traditional IRA and subsequently converting it to a Roth IRA, sidestepping statutory income caps.

Frequently Asked Questions (FAQ)

What is the 5-Year Rule for Roth IRAs?

To withdraw investment earnings 100% tax-free, at least 5 tax years must have elapsed since January 1 of the tax year for which your first Roth IRA contribution was made, and you must be age 59½ or older.

When is a Traditional IRA better than a Roth IRA?

If you are currently in your peak earning years in a high tax bracket (e.g. 32%–37%) and anticipate retiring in a substantially lower bracket (e.g. 12%–22%), taking the upfront deduction with a Traditional IRA can produce a larger net after-tax spendable balance.

Understanding your calculation

Method, example and limitations

How the calculation works

A Roth IRA projection compounds the starting account and entered contributions, optionally comparing modeled tax treatment with another savings arrangement.

Example to check

With no investment growth, an initial 5,000 plus five annual contributions of 1,000 produces 10,000 before withdrawals or costs.

Before using the result

Contribution eligibility, limits and qualified-distribution rules depend on tax year and personal circumstances. A projection does not establish eligibility or guarantee tax-free access.

Calculation methodology · Report a result that needs review