Top Employers

Top 20 Largest Employers in the City of Frederick

BusinessNumber of EmployeesIndustry Sector
Fort Detrick8776Military, Bioscience, Communications
Frederick County Public Schools7,013Public Education
Frederick Health Hospital 3,300Comprehensive Health Care
Frederick County Government
2,563County Government 
Frederick National Laboratory / Leidos Biomedical Research
2,440Medical Research
Frederick Community College
1,3132-Year College
City of Frederick Government
905Municipal Government
725Biotech Manufacturing
Aldi Distribution Center & Retail
552Retail Supermarket/Distribution Center
YMCA of Frederick County
450Healthcare Services
Stulz ATS
430Manufacturer of Precision Air Conditioner Equipment
Shepherd Pratt 
376Non-Profit, Full Service Fitness and Health Facility
Maryland School for the Deaf
320School for Deaf & Hard of Hearing Students
Fitzgerald Auto Mall Frederick
307 Auto Sales
R.W. Warner 
300Construction, Mechanical, Fabrication, Plumbing, HVAC
Homewood Retirement Community280Retirement Community 
Morgan Keller Construction
268 General Contractor
Hood College
2514 Year College
Dairy Maid Dairy
200Manufacturing (food & beverage)
FoodPRO160Food Service Distributor

Please Note

  • This number includes Military, Civilian, and National Cancer Institute.
  • These are Full-Time Equivalent Positions that are in the City of Frederick as well as Frederick County.

* Last updated July 13, 2023. 

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Non-Profit, Full-Service Fitness and Health Facility