As of March 2026 Simon Property Group has a market cap of โฌ51.79 Billion. This makes Simon Property Group the world's 375th most valuable company by market cap according to our data. The market capitalization, commonly called market cap, is the total market value of a publicly traded company's outstanding shares and is commonly used to measure how much a company is worth.
On Mar 20th, 2026 the market cap of Simon Property Group was reported to be: