VOO Returns Calculator
See what any investment in VOO would be worth today, based on actual historical data.
Results
This calculator is for illustrative purposes only. Results are based on hypothetical assumptions including actual historical monthly closing prices and dividend amounts for VOO. Actual investment returns will vary — possibly significantly — due to intra-month price movements, trading commissions, bid-ask spreads, taxes, inflation, and other factors not modeled here. This is not a prediction, guarantee, or recommendation. Consult a licensed financial advisor for personalized projections.
How This Calculator Works
This calculator uses actual monthly closing prices and quarterly dividend distributions for the Vanguard S&P 500 ETF (VOO) from — VOO's first full month of trading — through the most recent month-end data available. The September 2010 partial month is excluded, consistent with Yahoo Finance historical data. This means results may differ slightly from Vanguard's published inception-to-date figures, which include the partial first month from the September 7, 2010 launch. The calculator is not based on average annual returns or hypothetical growth rates — every data point reflects what actually happened in the market.
When you enter a starting investment and date range, the calculator determines how many VOO shares your initial amount would have purchased at that month's closing price. For each subsequent month, if you specified a monthly contribution, additional shares are purchased at that month's closing price. In months where VOO distributed a dividend (March, June, September, and December), the calculator applies the actual per-share dividend amount. If dividend reinvestment is enabled, those dividends buy additional fractional shares at the closing price of the distribution month. If DRIP is off, dividends accumulate as cash and are added to the ending value.
The annualized return uses the compound annual growth rate (CAGR) formula when there are no monthly contributions. When contributions are present, it uses a time-weighted approximation that accounts for the different holding periods of each contribution. The VOO dividend history page has the full quarterly payout record if you want to see the raw data. For context on what VOO holds and how it is structured, the complete guide to VOO covers the fund's index methodology, expense ratio, and tax efficiency.
Keep in mind that past performance does not guarantee future results. The S&P 500 has delivered strong long-term returns historically, but individual years have varied dramatically — from a +31.5% gain in 2019 to an -18.1% loss in 2022. This calculator shows what did happen, not what will happen. If you are considering investing in VOO, the how to buy VOO guide walks through the process at each major brokerage, and the VOO and Chill strategy explains the long-term buy-and-hold approach that most VOO investors follow.
Frequently Asked Questions
How accurate is this VOO returns calculator?
This calculator uses actual monthly closing prices and dividend distributions for VOO from to the present. It models monthly contribution timing, dividend reinvestment at the closing price of the distribution month, and compounding. However, it does not account for intra-month price movements, trading commissions, bid-ask spreads, taxes, or inflation. Real-world returns may differ slightly from these results. For the most accurate projection of your specific situation, consult a licensed financial advisor.
What is the difference between total return and annualized return?
Total return is the overall percentage gain or loss on your investment from start to finish. Annualized return converts that total into a yearly average rate, accounting for compounding. For example, a 100% total return over 10 years equals roughly 7.2% annualized — meaning your money grew as if it earned 7.2% every year, compounded. Annualized return is more useful for comparing investments held over different time periods.
Should I reinvest VOO dividends?
Historically, reinvesting dividends has significantly increased long-term returns through compounding. A $10,000 investment in VOO at inception with dividends reinvested would be worth substantially more than the same investment without reinvestment. Most brokerages — including Fidelity, Schwab, and Vanguard — offer free automatic dividend reinvestment (DRIP). In a Roth IRA, reinvested dividends grow tax-free. In a taxable account, reinvested dividends are still taxable income in the year received, but the long-term compounding benefit typically outweighs the tax drag.