How many employees work at Contra Costa County?
Contra Costa County Sheriff's Department (California) has 5,151 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 0.6%.
Data source: Revelio Labs Coverage: Global workforce Latest update: September 2025
About Contra Costa County
The County of Contra Costa is home to approximately 1,094,000 residents, and was incorporated in 1850 as one of the original 27 counties of the State of California. It is one of the nine counties in the San Francisco-Oakland Bay Area. The County is the ninth most populous county in California. MISSION Contra Costa County is dedicated to providing public services which improve the quality of life of our residents and the economic viability of our businesses. VISION Contra Costa County is recognized as a world-class service organization where innovation and partnerships merge to enable our residents to enjoy a safe, healthy and prosperous life. VALUES Contra Costa County serves people, businesses and communities. Our organization and each one of our employees value: • Clients and communities • Accountability • Partnerships • Fiscal prudence • Quality Services • Organizational excellence CAREER RESOURCES Job Announcements: https://www.governmentjobs.com/careers/contracosta 24-Hour Job Line: 925-335-1700 Call any time for recent job openings!
As of September 2025
Contra Costa County
workforce metrics
Headcount
5.2k
Avg. Salary
$103.3k
Tenure
5.8yr
Growth Rate
0.6%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of Contra Costa County annual worldwide employee count from 2023 to 2025.
- Contra Costa County total number of employees in 2025 was 5,145.811, a 0.6% increase from 2024.
- Contra Costa County total number of employees in 2024 was 5,082.472, a 1.7% increase from 2023.
- Contra Costa County total number of employees in 2023 was 4,990.733, a 0.9% increase from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of Contra Costa County annual active job postings from 2023 to 2025.
- Contra Costa County active job postings in 2025 was 268, a 9.3% decline from 2024.
- Contra Costa County active job postings in 2024 was 310, a 109.2% increase from 2023.
- Contra Costa County active job postings in 2023 was 91, a 7.4% decline from 2022.
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Employee Sentiment
Sentiment Topics
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