How many employees work at Charles River Labs Intl?
Charles River Laboratories International, Inc. has 16,119 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is -2.1%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About Charles River Labs Intl
At Charles River, we are passionate about our role in improving the quality of people’s lives. Our mission, our excellent science and our strong sense of purpose guides us in all that we do, and we approach each day with the knowledge that our work helps to improve the health and well-being of many across the globe. #DrugDiscovery #Biotech #Biotechnology #Pharmaceuticals #CRL
As of December 2025
Charles River Labs Intl
workforce metrics
Headcount
16.1k
Avg. Salary
$79.2k
Tenure
5.2yr
Growth Rate
-2.1%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of Charles River Labs Intl annual worldwide employee count from 2023 to 2025.
- Charles River Labs Intl total number of employees in 2025 was 16,112, a 2.1% decline from 2024.
- Charles River Labs Intl total number of employees in 2024 was 16,447, a 6.9% decline from 2023.
- Charles River Labs Intl total number of employees in 2023 was 17,618, a 0.8% decline from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of Charles River Labs Intl annual active job postings from 2023 to 2025.
- Charles River Labs Intl active job postings in 2025 was 752, a 39.7% increase from 2024.
- Charles River Labs Intl active job postings in 2024 was 503, a 23.4% decline from 2023.
- Charles River Labs Intl active job postings in 2023 was 636, a 83.2% decline from 2022.
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Employee Sentiment
Sentiment Topics
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