CoStar Group reviews

2.7

34% would recommend to a friend

(3,014 total reviews)
avatar

Andrew C. Florance

32% approve of CEO

38% positive business outlook

CoStar Group has an employee rating of 2.7 out of 5 stars, based on 3,014 company reviews on Glassdoor which indicates that most employees have an average working experience there. The CoStar Group employee rating is 22% below average for employers within the Real Estate industry (3.5 stars).

Reviews by job title

3K reviews
3.0
Mar 2, 2026

Salary

Recommend
CEO approval
Business Outlook

Pros

Fast paced and collaborative work environment

Cons

Frequent changes, start up environment

1.0
Mar 2, 2026

Pls avoid

Recommend
CEO approval
Business Outlook

Pros

I was hired as an associate market researcher and pay was good.

Cons

Micromanaging Ridiculous audits Toxic environment…… Literally just a call centre but make their name as market researcher what a scam…

Viewing 97 - 99 of 3,014 Reviews

Glassdoor has 3,106 CoStar Group reviews submitted anonymously by CoStar Group employees. Read employee reviews and ratings on Glassdoor to decide if CoStar Group is right for you.