As of July 2026 Extra Space Storage has a market cap of โน3.094 Trillion. This makes Extra Space Storage the world's 767th 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 Jul 1st, 2026 the market cap of Extra Space Storage was reported to be: