CoStar Group, Inc.

We're the leading provider of commercial real estate information, analytics and online marketplaces.

1501-5000 employees
Headquarters address
Washington, DC

If you’re eager to be part of a team that develops the best products in every category it serves; transforms and disrupts industries; delivers the highest quality of data and is a growing leader year in and year out, then CoStar Group is the place for you.

Starting our fourth decade, CoStar Group has more than 80 offices in the United States, Canada and Europe. In 2017, CoStar was named to Fortune Magazine’s 100 Fastest Growing Companies, Forbes’ World’s Most Innovative Growth Company and Forbes’ Fast Tech 25.