How to Open a Roth IRA: Step-by-Step Guide for Beginners

There’s a reason financial advisors consistently rank the Roth IRA as one of the most valuable accounts in personal finance. Unlike a traditional IRA or 401(k) — where you get a tax break now but pay taxes on every dollar you withdraw in retirement — a Roth IRA flips the equation: you contribute after-tax dollars today, and everything grows completely tax-free. Use our Roth IRA calculator to project your long-term Roth IRA growth.

Last reviewed: March 2026 | Sources updated based on current IRS limits, Fed rates, and provider data.

That means if you invest $7,000 this year and it grows to $70,000 over 30 years, you owe the IRS nothing when you take that money out. Zero. For younger investors especially, that compounding advantage is extraordinary.

Quick Summary

  • A Roth IRA lets your investments grow tax-free — you pay taxes now, not in retirement
  • In 2026, you can contribute up to $7,000/year ($8,000 if age 50+), subject to income limits
  • You can open a Roth IRA in under 15 minutes at Fidelity, Schwab, or Betterment
  • Once open, invest in low-cost index funds — don’t leave it sitting in cash

Bottom line: A Roth IRA is one of the most powerful retirement tools available. Opening one today — even with $100 — is one of the best financial decisions you can make.

Open a Roth IRA at Fidelity →

In this guide, we’ll walk you through everything you need to know — from eligibility requirements to where to open your account to exactly what to invest in once you’re set up.

What Is a Roth IRA?

A Roth IRA (Individual Retirement Account) is a tax-advantaged retirement savings account available to individuals with earned income. “Roth” refers to Senator William Roth, who championed the legislation that created this account type in 1997.

The key characteristics:

  • After-tax contributions: You contribute money you’ve already paid income tax on
  • Tax-free growth: All dividends, interest, and capital gains grow without annual taxes
  • Tax-free withdrawals in retirement: Qualified distributions (after age 59½) are 100% tax-free
  • No required minimum distributions (RMDs): Unlike traditional IRAs, you’re never forced to take money out
  • Flexible access to contributions: You can withdraw your original contributions (not earnings) at any time without penalty

Are You Eligible for a Roth IRA?

To contribute to a Roth IRA, you must meet two requirements:

1. You Must Have Earned Income

Earned income includes wages, salaries, tips, freelance income, and self-employment income. Investment income (dividends, interest, rental income) does not count. Your contribution cannot exceed your earned income for the year.

2. Your Income Must Be Below the Limits

Roth IRA eligibility phases out at higher incomes. For 2026:

Filing Status Full Contribution Phase-Out Range No Contribution
Single / Head of Household Under $150,000 $150,000–$165,000 Over $165,000
Married Filing Jointly Under $236,000 $236,000–$246,000 Over $246,000

Note: These are estimated 2026 limits based on IRS COLA adjustments. Verify current limits at IRS.gov.

If your income is too high, look into the Backdoor Roth IRA strategy — a legal method high earners use to convert a non-deductible traditional IRA into a Roth IRA.

2026 Contribution Limits

The annual contribution limits for Roth IRAs in 2026 are:

  • Under age 50: $7,000
  • Age 50 and older: $8,000 (the extra $1,000 is a “catch-up contribution”)

You can contribute for a given tax year up until the tax filing deadline (typically April 15 of the following year). That means you have until April 15, 2027 to make 2026 contributions.

Step-by-Step: How to Open a Roth IRA

Step 1: Choose a Brokerage

The best place to open a Roth IRA depends on your investing style:

  • Fidelity — Best overall. Zero expense ratio index funds, no minimums, excellent research tools, and 24/7 support. Ideal for self-directed investors.
  • Betterment — Best for hands-off investors. Automatically builds and manages a diversified portfolio using low-cost ETFs. Great for beginners who don’t want to pick investments.
  • Charles Schwab — Excellent alternative to Fidelity with similar features and great customer service.
  • Vanguard — The pioneer of low-cost investing. Best for investors who want to hold Vanguard’s legendary index funds directly.

Step 2: Gather Your Information

Before you start the application, have the following ready:

  • Social Security Number (SSN)
  • Government-issued photo ID (driver’s license or passport)
  • Bank account number and routing number for funding
  • Employment information (employer name, address)

Step 3: Complete the Online Application

Most major brokerages let you open a Roth IRA entirely online in 10–15 minutes. You’ll be asked to:

  1. Select “Roth IRA” as the account type
  2. Enter your personal information and beneficiary designation
  3. Agree to the brokerage’s terms and conditions
  4. Submit identity verification (often instant via SSN check)

Step 4: Fund Your Account

Link your bank account and transfer funds. You can start with as little as $1 at most modern brokerages. When making a contribution for the current tax year, note the contribution year when prompted — this determines which tax year the contribution applies to.

Step 5: Invest the Money

This is the step many new account holders miss. Depositing money into a Roth IRA doesn’t automatically invest it. Your money sits in cash until you purchase investments. Choose a fund and place your order — don’t let it languish in a money market account indefinitely.

What Should You Invest In?

For most beginners, a simple one-fund or three-fund portfolio works best:

  • Option 1 (Simplest): A single target-date index fund (e.g., Fidelity Freedom Index 2055 Fund) — automatically rebalances as you age toward retirement
  • Option 2 (DIY): Total U.S. stock market index fund (e.g., FSKAX at Fidelity, VTSAX at Vanguard) plus a total international fund for global diversification
  • Option 3 (Robo-advisor): Open at Betterment and let their algorithm build a diversified portfolio for you automatically based on your risk tolerance and timeline

The key is to keep costs low (expense ratios under 0.20%) and stay diversified. Avoid holding individual stocks in a Roth IRA if you’re just starting out.

Roth IRA vs. Traditional IRA: Which Should You Choose?

The classic rule: if you expect to be in a higher tax bracket in retirement than you are today, the Roth IRA wins. If you expect to be in a lower tax bracket in retirement, traditional IRA is better. For most young earners who are early in their careers, the Roth wins by a wide margin — you’re locking in today’s lower tax rate on decades of future growth.

Common Roth IRA Mistakes to Avoid

  • Contributing more than your earned income: You can’t contribute more than you earned in the year
  • Exceeding the annual limit: Over-contributions are subject to a 6% excise tax
  • Not investing the money: Cash sitting in a Roth IRA earns almost nothing — it must be invested to grow
  • Withdrawing earnings early: Earnings withdrawn before age 59½ may be subject to taxes and a 10% penalty

Start Today, Even If It’s Just $100

The most important thing isn’t how much you invest — it’s when you start. Thanks to compound growth, money invested in your 20s is worth dramatically more than money invested in your 40s. Even $100/month in a Roth IRA, earning average stock market returns, can grow to over $200,000 by retirement.

The best time to open a Roth IRA was 10 years ago. The second-best time is today.

Open your Roth IRA today

Fidelity makes it easy — no account minimums, no commissions, and access to zero-expense-ratio index funds. Open in 15 minutes.

Open at Fidelity →
Try Betterment →


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Sarah Chen

Written by

WealthIQ Editorial

This article was produced by the WealthIQ editorial team using AI-assisted research and drafting, with review for accuracy before publication. Sources include IRS.gov, SEC.gov, FDIC.gov, and Federal Reserve data. View our editorial standards →

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