About CoStar Group
Digitizing the world's real estate.
- Industry
- Real Estate
- Company size
- 5,001-10,000 employees
- Headquarters
- Arlington, Virginia
- Company type
- Public Company
CoStar Group (NASDAQ: CSGP) is a global leader in commercial real estate information, analytics, online marketplaces, and 3D digital twin technology. Founded in 1986, CoStar Group is dedicated to digitizing the world’s real estate, empowering all people to discover properties, insights, and connections that improve their businesses and lives.
CoStar Group’s major brands include CoStar, a leading global provider of commercial real estate data, analytics, and news; LoopNet, the most trafficked commercial real estate marketplace; Apartments.com, the leading platform for apartment rentals; Homes.com, the fastest-growing residential real estate marketplace; and Domain, one of Australia’s leading property marketplaces. CoStar Group’s industry-leading brands also include Matterport, a leading spatial data company whose platform turns buildings into data to make every space more valuable and accessible; STR, a global leader in hospitality data and benchmarking; Zonda, a leading provider of data, analytics, software, and marketplace solutions for the residential construction industry; Ten-X, an online platform for commercial real estate auctions and negotiated bids; and OnTheMarket, a leading residential property portal in the United Kingdom.
CoStar Group’s websites attracted over 118 million average monthly unique visitors in the second quarter of 2026, serving clients around the world. Headquartered in Arlington, Virginia, CoStar Group is committed to transforming the real estate industry through innovative technology and comprehensive market intelligence. From time to time, we plan to utilize our corporate website as a channel of distribution for material company information. For more information, visit CoStarGroup.com.
Specialties
- Research
- Marketing
- Product Development
- Analytics
- Commercial Real Estate
- Sales
- Real Estate
- and Technology
Company locations
1201 Wilson Blvd, Arlington, Virginia 22209, US
181 Bay St, Suite 3420, Toronto, Ontario M5J, CA
81, Rue Taitbout, Paris, Île-de-France 75009, FR
Calle de Serrano, 47, 13th Floor, Madrid, 28001, ES
32 London Bridge, 26th Floor, The Shard, London, England SE1 9SG, GB
3438 Peachtree Rd NE, Suite 1500, Atlanta, Georgia 30326, US
946 Grady Ave, Charlottesville, Virginia 22903, US
735 East Main St, Hendersonville, TN 37075, US
17600 Laguna Canyon Rd, Irvine, California 93618, US
501 S 5th Street, Richmond, VA 23219, US
101 California St, 43rd Floor, San Francisco, California 94111, US
110 Southwark Street, Blue Fin Building, London, England SE1 0TA, GB
901 Semmes Ave, Richmond, Virginia 23224, US
951 E Byrd St, Suite 900, Richmond, Virginia 23219, US
Locations listed on the company profile. These may include offices outside Canada, and not every location is hiring.
Business areas
- Commercial Real Estate
- Analytics
- Real Estate
On LinkedIn
- Followers
- 302,070
- People linked to this company
- 12,661
People who list this company on LinkedIn, not a verified employee count. Figures reflect the saved company profile.
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Other employer
Estimated from the company profile. This category has not been confirmed by the employer.