Inflation Adjusted S&P 500 Chart
Current Real Price: 2,732.29 +0.78 (0.03%)
4:00 pm EST, Fri Feb 16
Mean: 500.43
Median: 249.70
Min: 66.70 (Jun 1877)
Max: 2,816.45 (Feb 2018)

Inflation adjusted, constant December 2017 dollars.