Major Statewide Employers in Maryland - 2011 Employer Employment County Product or ServiceFort George G. Meade* 44,540 Anne Arundel Military installation; intelligenceUniversity System of Maryland 36,380 (multiple) Higher educationJohns Hopkins University 27,000 (multiple) Higher educationJohns Hopkins Hospital and Health 20,100 (multiple) Hospitals; health servicesSystemNational Institutes of Health* 18,800 (multiple) Federal agencyWalmart 17,420 (multiple) Consumer goodsAberdeen Proving Ground* 15,580 Harford Military installationUniversity of Maryland Medical System 15,000 (multiple) Hospitals; health servicesMedStar Health 14,600 (multiple) Hospitals; health servicesGiant Food 13,260 (multiple) GroceriesU.S. Social Security Administration* 13,000 (multiple) Federal agencyWalter Reed National Military Medical 11,000 Montgomery Hospital; health servicesCenter*Northrop Grumman 10,980 (multiple) Electronic systemsNaval Air Station Patuxent River* 10,960 St. Mary’s Military installationMarriott International 10,000 (multiple) Food and lodging servicesVerizon Maryland 9,720 (multiple) Communications servicesU.S. Food and Drug Administration* 9,480 (multiple) Federal agencyLockheed Martin 9,000 (multiple) Aerospace and electronicsJoint Base Andrews Naval Air Facility 8,060 Prince Georges Military installationWashington*Constellation Energy Group 7,400 (multiple) Energy servicesLifeBridge Health 7,400 (multiple) Hospitals; health servicesUPS 7,260 (multiple) Package delivery servicesTarget 7,200 (multiple) Consumer goodsSafeway 6,860 (multiple) GroceriesHome Depot 6,620 (multiple) Home improvement productsNote: Excludes post offices, state and local governments; includes public higher education institutions. Employee countsare rounded.*Employee counts for federal and military facilities exclude contractors to the extent possible; embedded contractors maybe included.Sources: Economic development agencies statewide and Maryland Department of Business and EconomicDevelopment, December 2011.