How many employees work at CoStar Group?

CoStar Group, Inc. has 14,170 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 2.5%.

Data source: Revelio Labs Coverage: Global workforce Latest update: September 2025

About CoStar Group

CoStar Group (NASDAQ: CSGP), is a leading provider of online real estate marketplaces, information, and analytics in the property markets. Founded in 1987, CoStar conducts expansive, ongoing research to produce and maintain the largest and most comprehensive database of commercial real estate information. Our suite of online services enables clients to analyze, interpret and gain unmatched insight on commercial property values, market conditions and current availabilities. STR provides premium data benchmarking, analytics, and marketplace insights for the global hospitality industry. Ten-X provides a leading platform for conducting commercial real estate online auctions and negotiated bids. LoopNet is the most heavily trafficked commercial real estate marketplace online. Apartments.com, ApartmentFinder.com, ForRent.com, ApartmentHomeLiving.com, Westside Rentals, AFTER55.com, CorporateHousing.com, ForRentUniversity.com and Apartamentos.com form the premier online apartment resource for renters seeking great apartment homes and provide property managers and owners a proven platform for marketing their properties. Homesnap is an industry-leading online and mobile software platform that provides user-friendly applications to optimize residential real estate agent workflow and reinforce the agent-client relationship. Homes.com is the fastest growing online residential marketplace that connects agents, buyers, and sellers. BureauxLocaux is one of the largest specialized property portals for buying and leasing commercial real estate in France. Business Immo is France’s leading commercial real estate news service. CoStar Group’s websites attract tens of millions of unique monthly visitors. Headquartered in Washington, DC, CoStar Group maintains offices throughout the U.S., Europe, Canada, and Asia.

As of September 2025

CoStar Group
workforce metrics

Headcount

14.2k

Avg. Salary

$95.9k

Tenure

3.7yr

Growth Rate

2.5%

Hiring Rate

Attrition Rate

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Employee Headcount

Interactive chart of CoStar Group annual worldwide employee count from 2023 to 2025.

  • CoStar Group total number of employees in 2025 was 14,122.398, a 2.5% increase from 2024.
  • CoStar Group total number of employees in 2024 was 13,579.696, a 0.8% increase from 2023.
  • CoStar Group total number of employees in 2023 was 13,425.155, a 0.3% increase from 2022.

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Employee Geographic Breakdown

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Employee Role Breakdown

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Employee Compensation

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Active Job Postings

Interactive chart of CoStar Group annual active job postings from 2023 to 2025.

  • CoStar Group active job postings in 2025 was 3,814, a 24.9% increase from 2024.
  • CoStar Group active job postings in 2024 was 2,352, a 2.8% increase from 2023.
  • CoStar Group active job postings in 2023 was 2,288, a 61.1% decline from 2022.

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Employee Sentiment

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