CoStar Group Inc

Company Profile

• Business description

  CoStar Group is a global provider of proprietary information, analytics, and online marketplaces serving both commercial and residential real estate. The firm operates through a diverse portfolio of brands, including CoStar Suite for commercial real estate research, LoopNet for commercial listings, Apartments.com for multifamily rentals, and Homes.com for residential brokerage. It primarily sells high-margin software-as-a-service subscriptions that provide institutional clients with forensic property data and premium advertising visibility. With operations across North America, Europe, and Asia-Pacific, CoStar maintains the industry’s most comprehensive centralized real estate database, functioning as a critical information utility for brokers, lenders, and owners worldwide.

• Contact

  1201 Wilson Boulevard
  ArlingtonVA22209
  USA

  T: +1 202 346-6500

  E: [email protected]

  https://www.costargroup.com

• Sector

  Real Estate

  Stock type

  Cyclical

• Industry

  Real Estate Services

  Fiscal Year End

  31 December 2026

  Employees

  8,000