CoStar Group

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Read 32 CoStar Group reviews and testimonials from customers, explore 26 case studies and customer success stories, and watch 4 customer videos to see why companies chose CoStar Group as their Real Estate

CoStar Group, Inc. is the leading provider of commercial real estate information, analytics and online marketplaces. Founded in 1987, CoStar conducts expansive, ongoing research to produce and maintain the largest and most comprehensive database of commercial real estate information. Their suite of online services enables clients to analyze, interpret and gain unmatched insight on commercial property values, market conditions and current availabilities. LoopNet is the most heavily trafficked commercial real estate marketplace online with more than 9.8 million registered members.

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Customer Rating Review Scorebased on 2913 reference ratings
4.8/5.0 (2913)

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Featured Testimonials

  • “In a matter of 24 hours we had to retrieve information on the Colorado market, and then sit down with the executive team to provide a strategic plan to handle their Colorado project. Without CoStar, I don’t know how we could have done that.”

  • “With CoStar, we’ve been able to cut our research time by 80%."

  • “CoStar makes a concerted effort to create ongoing training for our team. Without that, we wouldn’t necessarily be taking advantage of the full features of the suite of services that CoStar offers.”

Featured Case Studies

  • Gerchick Real Estate - Customer Case Study

  • The Andover Company Cuts Research Time by 80 Percent Using CoStar Suite

  • Marcus & Millichap Increases Revenues by 25% and Attracts the Best Talent Using CoStar

Featured Customer Videos

Additional CoStar Group Information & Resources

Read CoStar Group Reviews, Testimonials & Customer References from 32 real CoStar Group customers.

Browse CoStar Group Case Studies, Customer Success Stories, & Customer References from 26 businesses that use CoStar Group.

Watch CoStar Group Customer Videos to learn why 4 businesses chose CoStar Group.