Question 1

How long does it take to become a millionaire?

Accepted Answer

It depends on your savings rate, investment returns, and starting amount. Saving $1,000/month at a 7% return with no starting balance takes about 30 years. Starting with $50,000 already invested cuts that to about 25 years. The biggest lever is starting early — every year you delay costs exponentially more due to lost compound growth.

Question 2

How much do I need to save per month to become a millionaire?

Accepted Answer

If you start at age 25 with $0 and invest at a 7% average annual return, you'd need to save about $650/month to reach $1 million by age 55 (30 years). If you start at 35, that jumps to about $1,400/month. At 45, you'd need roughly $3,300/month. The math is unforgiving — the earlier you start, the less your monthly burden.

Question 3

Is a 7% return realistic?

Accepted Answer

The S&P 500 has returned roughly 10% annually before inflation (about 7% after inflation) over the last century. A diversified stock portfolio can reasonably expect 7-10% long-term returns before inflation. However, returns vary wildly year to year — you might see -20% one year and +30% the next. The key is staying invested through volatility and not panic-selling.

Question 4

Does this calculator account for inflation?

Accepted Answer

If you use a 7% return (which approximates the historical real return of the S&P 500 after inflation), then your result is in today's dollars. If you use 10% (the nominal historical return), your million will be worth less in future purchasing power. For planning purposes, using 6-7% gives you a more conservative, inflation-adjusted picture.

Question 5

Should I count my home equity toward my millionaire goal?

Accepted Answer

Most financial planners say no — your primary residence is not a liquid investment. You can't easily spend your home equity in retirement without selling or taking on debt. Focus on investable assets: retirement accounts, brokerage accounts, and cash savings. If you include home equity, you might feel richer on paper but have less actual spending power.

Question 6

What percentage of Americans are millionaires?

Accepted Answer

About 8-9% of US households have a net worth of $1 million or more. That's roughly 22 million households. Most of them didn't get there through high salaries — they got there through consistent saving, investing, and time. The median age of a first-time millionaire in America is around 49, and the most common occupation among millionaires is engineer.

Question 7

Is being a millionaire still impressive?

Accepted Answer

In 1980, $1 million was equivalent to about $3.7 million today. So a million dollars isn't what it used to be — but it's still significant. Having $1M in investable assets can generate roughly $40,000/year in passive income using the 4% rule. That's not luxury retirement, but it's financial security. For many, $2-3M is the new practical target.

Start Age	Years to $1M	Millionaire At	Total Invested
22	21.3	Age 43	$384.0K
32	21.3	Age 53	$384.0K
42	21.3	Age 63	$384.0K

How Long Until You're a Millionaire?

Your Numbers

The Marathon Runner

Milestone Tracker

Contributions vs Compound Growth

Scenario Comparison

The Power of Starting Early

When Famous People Became Millionaires

Year-by-Year Breakdown

Frequently Asked Questions

How long does it take to become a millionaire?

How much do I need to save per month to become a millionaire?

Is a 7% return realistic?

Does this calculator account for inflation?

Should I count my home equity toward my millionaire goal?

What percentage of Americans are millionaires?

Is being a millionaire still impressive?

Get Glen's Musings

Tools & books I actually use and recommend

TradingView

The Psychology of Money

The Intelligent Investor

More Financial Tools

FIRE Calculator

Compound Interest Calculator

Savings Rate Calculator

Investment Return Calculator

Net Worth Calculator

Billionaires