Inflation Adjusted S&P 500 Chart
Current Real Price: 2,670.24 -22.89 (-0.85%)
4:00 pm EDT, Fri Apr 20
Mean: 507.88
Median: 252.30
Min: 67.37 (Jun 1877)
Max: 2,802.45 (Jan 2018)

Inflation adjusted, constant February 2018 dollars.