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Investing · 77 years of data

If You Invested in 1950

A start that ran through six separate falls of more than a fifth and still finished in the top third. The case that surviving crashes matters more than avoiding them.

$10,000 invested in January 1950 would be $3,200,300 today, in 2026 money — 320.03× the original, or 7.83% a year after inflation over 76.5 years. Along the way it fell 51.8% from its peak, bottoming in Mar 2009.

Dividends are reinvested and the figure is adjusted by CPI; before inflation the same run returned 11.65% a year. It excludes fees and taxes and covers US large-cap stocks only.

Where 1950 ranks

Of the 155 years someone could have started in this record, 1950 ranks 50th on real annualised return. The median start year returned 7.19% a year; 1950 returned 7.83%, ahead by 0.64% a year.

A gap that small looks negligible and is not. Over the 77 years since, the difference between this year’s return and the median compounds into a materially different ending balance — which is the case for caring when you start, and also the case for not trying to time it.

The ride, not just the return

7.83% a year is the summary. The experience was a 51.8% fall that bottomed in Mar 2009, and then 4.2 years to climb back to the peak it had before. Anyone who sold at the bottom locked in the loss and never saw the number at the top of this page.

What you would have sat through

6 separate falls of more than 20% since 1950. Each one is a moment somebody sold.

PeakBottomFallTook to fallBack to peak
Dec 1961Jun 196221.8%6 months11 months
Dec 1968Jun 197031.7%18 months2.4 years
Jan 1973Dec 197450.1%23 months10.1 years
Aug 1987Dec 198726.7%4 months20 months
Aug 2000Mar 200951.8%8.6 years4.2 years
Nov 2021Oct 202224.5%11 months17 months

Decade by decade

The 7.83% average is made of 7 very different decades. Real annualised return for each ten years from 1950:

DecadeReal annualised$10,000 became
1950196016.18%$44,804
196019705.14%$16,507
19701980-1.16%$8,899
1980199011.00%$28,394
1990200014.96%$40,315
20002010-3.10%$7,299
2010202011.58%$29,913

Best of them: 16.18%. Worst: -3.10%. Anyone who judged the market on a single one of these decades would have drawn the wrong conclusion about the others.

Nominal against real

BasisAnnualised$10,000 became
Real (after inflation)7.83%$3,200,300
Nominal (before inflation)11.65%

The real figure is the one worth planning on. To see what inflation did to a fixed sum over the same stretch, measure the purchasing power of $10,000 from 1950 to today on the same CPI series.

Change the assumptions

This page fixes one set of inputs so it can say something specific. For a different amount, a monthly contribution, a different end date or any start month at all, run the backtest with your own figures. To see how 1950 compares with every other starting point rather than just its rank, look at the full distribution of rolling returns by holding period.

Other starting years

See what starting in 1929 returned, or compare it with a 1980 start.

Common questions

What would $10,000 invested in 1950 be worth today?
$3,200,300 in today's money — 320.03 times the original amount — assuming it went into the S&P 500 in January 1950 with dividends reinvested and stayed there. That is 7.83% a year after inflation over 76.5 years. Before inflation the same run returned 11.65% a year, which is the larger and less useful number.
Was 1950 a good year to start investing?
It ranks 50th of 155 start years in the record, so better than most. The median start year returned 7.19% a year in real terms against this year's 7.83% — ahead by 0.64% a year. Compounded over decades that gap is much larger than it sounds.
What was the worst drop for someone who started in 1950?
The portfolio fell 51.8% from its peak, bottoming in Mar 2009. From that bottom it took 4.2 years to get back to where it had been. That is the part a single annualised return hides, and it is the part people actually have to live through.
Does this include dividends and inflation?
Both. Dividends are reinvested monthly, and the headline figure is real — adjusted by CPI to 2026 dollars — because that is what the money can actually buy. It excludes fees and taxes, and covers US large-cap stocks only.

S&P Composite total return, dividends reinvested, 1871-01 to 2026-07, deflated by CPI. Before fees and taxes; US large-cap only. Past returns describe what already happened and are not a forecast. Source: Robert J. Shiller, Online Data (shillerdata.com) — S&P Composite, dividends and CPI, monthly from 1871. Estimates for general information only — not financial, tax, or investment advice. Permalinks exist for start years with at least 10 years of data.