As of January 2025 CoStar Group has a market cap of โน2.685 Trillion. This makes CoStar Group the world's 646th 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 Jan 29th, 2025 the market cap of CoStar Group was reported to be: