Johns Hopkins University Applied Physics Laboratory LLC has 8,447 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 1.8%.
Data source: Revelio Labs Coverage: Global workforce Latest update: September 2025
The Johns Hopkins Applied Physics Laboratory (APL) is a not-for-profit, university-affiliated research center (UARC) that solves complex research, engineering, and analytical problems that present critical challenges to our nation. Located north of Washington, DC, APL is a division of one of the world's leading research institutions, The Johns Hopkins University.
As of September 2025
Johns Hopkins Univ Appl
workforce metrics
Headcount
8.4k
Avg. Salary
$151k
Tenure
7.6yr
Growth Rate
1.8%
Hiring Rate
Attrition Rate
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