As of September 2015, Yahoo Finance provides daily, weekly and yearly historical price data for the S&P 500 Index on its website. The history is also available in the form of charts on StockCharts.com.Continue Reading
As of September 2015, the highest closing price for the S&P 500 Index on the monthly level is $2,107.39, which occurred in May 2015, according to Yahoo Finance. The earliest price that Yahoo Finance lists is $16.66, which is from Jan. 3, 1950.
StockCharts.com has a chart dating back to 1925. After making a high in 1929, the price of the S&P 500 Index dropped sharply through 1932, as StockCharts.com shows. The price did not reach the 1929 high again until the 1950s. The price then greatly increased throughout the 1980s and 1990s.Learn more about Investing