Inflation Adjusted S&P 500 Chart
Current Real Price: 2,438.30 +3.80 (0.16%)
4:10 pm EDT, Fri Jun 23
Mean: 486.82
Median: 246.79
Min: 66.16 (Jun 1877)
Max: 2,438.30 (Jun 2017)

Inflation adjusted, constant April 2017 dollars.