How many employees work at Slac Natl Accelerator Lab?

Slac National Accelerator Laboratory has 2,451 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 4.0%.

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

About Slac Natl Accelerator Lab

What started as a group of 200 people, all focused on a single project – to build and operate the world’s longest linear accelerator – has grown over the last 60 years into a large and diverse workforce that performs and supports cutting-edge research across a variety of disciplines. Our 1,700 employees include scientists, engineers, technicians and specialists in a wide range of operational support areas, from human resources and business services to facilities, security and maintenance, all working together in a collaborative environment. SLAC employs the best and brightest minds in their fields, and every member of our staff, working individually and in teams, makes important contributions to our success. By tapping into the interest and motivation of our employees and offering guidance and opportunities for development, we seek to provide an enriching work environment. As Stanford employees, SLAC staff members have the opportunity to partner with other world-class talent at one of the world’s best universities and can also take advantage of the many educational and social opportunities that Stanford offers.

As of September 2025

Slac Natl Accelerator Lab
workforce metrics

Headcount

2.5k

Avg. Salary

$138.6k

Tenure

7.1yr

Growth Rate

4.0%

Hiring Rate

Attrition Rate

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Employee Headcount

Interactive chart of Slac Natl Accelerator Lab annual worldwide employee count from 2023 to 2025.

  • Slac Natl Accelerator Lab total number of employees in 2025 was 2,485.312, a 4.0% increase from 2024.
  • Slac Natl Accelerator Lab total number of employees in 2024 was 2,377.102, a 6.3% increase from 2023.
  • Slac Natl Accelerator Lab total number of employees in 2023 was 2,224.882, a 4.7% 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 Slac Natl Accelerator Lab annual active job postings from 2023 to 2025.

  • Slac Natl Accelerator Lab active job postings in 2025 was 359, a 23.4% decline from 2024.
  • Slac Natl Accelerator Lab active job postings in 2024 was 517, a 102.3% increase from 2023.
  • Slac Natl Accelerator Lab active job postings in 2023 was 167, a 77.4% decline from 2022.

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Employee Sentiment

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