Most parents want to give their kids a head start — but when it comes to investing, it’s easy to feel like you’ve missed the boat, or that it’s too complicated, or that you just don’t have enough money to make it worth trying. None of that is true.
Investing as a family doesn’t require a finance degree, a six-figure salary, or a perfect moment to start. It just requires a first step. This guide is for families who are starting from zero — no judgment, no jargon, just a clear path forward.
Why Families Should Invest (Even With Small Amounts)
Before getting into the how, it helps to understand the why.
When you save money in a bank account, it sits there. It might earn a little interest — often less than 1% a year. Investing, on the other hand, puts your money to work. Over time, the returns on investments can compound, meaning you earn returns on your returns. That snowball effect is what builds real long-term wealth.
Here’s a simple example: if you invest $100 a month starting today, and your investments grow at an average of 7% a year, you’d have around $121,000 in 30 years. The same $100 a month in a savings account earning 0.5% would give you roughly $41,000. Same effort. Wildly different outcomes.
The earlier you start — even if the amounts are small — the more time compounding has to do its job.
Step 1: Get Your Financial Foundation in Order
Before you invest a single dollar, it’s worth checking two things:
- Do you have an emergency fund? Most financial experts recommend 3–6 months of living expenses saved somewhere accessible. This is your safety net so you don’t have to sell investments in a crisis. If you’re still building yours, check out our guide to building a family emergency fund.
- Do you have high-interest debt? If you’re carrying credit card debt at 18–25% interest, paying that down first is effectively a guaranteed 18–25% return. That’s hard to beat. We walk through this in our family debt payoff plan.
Once those two boxes are checked — or at least in progress — you’re ready to start investing.
Step 2: Understand the Two Main Account Types
When people say “I want to start investing,” they usually mean one of two things: a retirement account or a regular brokerage account. Here’s the quick version:
Retirement Accounts (401k, IRA, Roth IRA)
These accounts come with significant tax advantages — your money grows either tax-deferred or tax-free, depending on the account type. The catch: the money is meant to stay there until you’re around 59½, or you’ll pay penalties to withdraw early.
- 401(k): Offered through many employers. If your employer matches contributions, that’s free money — always contribute at least enough to get the full match.
- Traditional IRA: You contribute pre-tax dollars; you pay taxes when you withdraw in retirement.
- Roth IRA: You contribute after-tax dollars; withdrawals in retirement are completely tax-free. For most young families, this is the one to prioritize.
Regular Brokerage Account
No special tax advantages, but no restrictions either. You can invest, withdraw, and use the money whenever you need it. Great for mid-term goals like a house down payment or a family trip fund.
Most families should do both: max out retirement accounts first, then invest additional money in a brokerage account.
Step 3: Start With Index Funds
Once you have an account, you need to decide what to actually invest in. And for the vast majority of families, the answer is simple: index funds.
An index fund is a collection of stocks that mirrors a market index — like the S&P 500, which represents the 500 largest US companies. Instead of trying to pick individual winning stocks (which is hard even for professionals), you’re just buying a slice of the entire market.
Why index funds?
- Low cost: They typically charge very low fees (called expense ratios), often 0.03–0.20%.
- Built-in diversification: You own hundreds of companies at once, so one bad stock doesn’t tank your portfolio.
- Proven track record: Over long periods, the S&P 500 has averaged about 10% annual returns before inflation.
A good starting point for most families: a total US market index fund or an S&P 500 index fund. Vanguard, Fidelity, and Schwab all offer excellent, low-cost options.
Step 4: Set Up Automatic Contributions
The biggest investing mistake most people make isn’t picking the wrong stock — it’s not investing consistently. The fix? Automate it.
Set up automatic transfers from your bank account to your investment account on payday. Even $50 or $100 a month is a real start. You won’t miss what you never see, and you’ll be building wealth quietly in the background.
This is also a great habit to model for your kids. When they see that investing is just a normal, boring, automatic part of family finances, they’ll absorb that mindset too.
Step 5: Keep It Simple and Stay the Course
Once you’ve started, the hardest part is ignoring the noise. The stock market goes up and down — sometimes dramatically. The instinct is to panic when it drops and celebrate when it rises. Both reactions can hurt you.
Long-term investors who stay put and keep contributing through market dips consistently outperform those who try to time the market. The strategy is boring. That’s the point.
Review your investments once or twice a year. Rebalance if needed. Otherwise, let compounding do its thing.
For more ideas on how to save money that can go toward investing, see our guide to how to save money as a family.
You Don’t Have to Start With a Lot
The most important thing isn’t the amount you start with. It’s the decision to start. A $50 investment made today is infinitely better than a $500 investment you never quite get around to.
Pick one account type, open it this week, set up an automatic contribution — even a small one — and put it in a simple index fund. That’s it. You’ve started.
Your future self (and your kids) will thank you.