PCS/TDY Guides

Military Bases in Maryland

Your guide to navigating military life in Maryland.

Air Force Bases

Joint Base Andrews

Located in Andrews Afb, Maryland

Army Bases

Aberdeen Proving Ground

Located in Aberdeen, Maryland

Fort Detrick

Located in Frederick, Maryland

Fort Meade

Located in Fort Meade, Maryland

Navy Bases

NAS Patuxent River

Located in Lexington Park, Maryland

NSA Annapolis

Located in Annapolis, Maryland

NSA Bethesda

Located in Bethesda, Maryland

NSF Indian Head

Located in Indian Head, Maryland

United States Naval Academy

Located in Annapolis, Maryland

Maryland’s Military Installations

For U.S. military members and families on PCS or TDY to Maryland, Joint Base Andrews, Aberdeen Proving Ground, Fort Detrick, Fort George G. Meade, Naval Air Station Patuxent River, Naval Support Activity Annapolis, Naval Support Activity Bethesda, and Naval Support Facility Indian Head are premier installations, supporting Air Force, Army, and Navy missions. From presidential airlift to cyber defense, these bases drive Maryland’s strategic importance. This guide to military bases in Maryland offers insights into their roles, historical significance, economic impact, and community support, ensuring a rewarding assignment in the Old Line State.

Historical Foundations

Maryland’s military history spans centuries. Naval Support Activity Annapolis, established in 1845 as the U.S. Naval Academy, trained naval officers, named for its Chesapeake Bay location. Fort George G. Meade, founded in 1917 as Camp Meade, trained WWI troops and was renamed for General George G. Meade in 1928. Joint Base Andrews, formed in 2009 from Andrews Air Force Base (1942), supported WWII air operations. Aberdeen Proving Ground, opened in 1917, became the Army’s weapons testing hub. Fort Detrick, established in 1931, focused on biological research. Naval Air Station Patuxent River (1943), Naval Support Facility Indian Head (1890), and Naval Support Activity Bethesda (1943) grew from WWII needs, shaping Maryland’s defense legacy.

Economic Impact

Maryland’s bases contribute over $20 billion annually, employing 100,000 personnel. Fort George G. Meade generates $8 billion and 56,000 jobs in Anne Arundel County. Joint Base Andrews adds $4 billion and 20,000 jobs in Prince George’s County. Aberdeen Proving Ground sustains $3 billion and 21,000 jobs in Harford County. NAS Patuxent River contributes $2 billion and 22,000 jobs in St. Mary’s County. NSA Bethesda, Fort Detrick, NSA Annapolis, and NSF Indian Head collectively add $3 billion and 20,000 jobs. Families access 3,000 housing units, DoDDS schools (e.g., Anne Arundel County Public Schools), and TRICARE clinics. MWR programs, like 2025 Annapolis sailing and Andrews air shows, enrich community life.

Key Military Facilities

  • Joint Base Andrews (Camp Springs): Hosts the 316th Wing, operating Air Force One and F-16Cs, with 8,000 personnel.

  • Aberdeen Proving Ground (Aberdeen): Army Test and Evaluation Command hub, testing weapons like M1 Abrams, with 21,000 personnel.

  • Fort Detrick (Frederick): Home to U.S. Army Medical Research Command, advancing biodefense, with 4,000 personnel.

  • Fort George G. Meade (Odenton): Hosts U.S. Cyber Command and NSA, with 56,000 personnel managing cyber operations.

  • Naval Air Station Patuxent River (Lexington Park): Naval Air Systems Command tests F-35s and V-22 Ospreys, with 22,000 personnel.

  • Naval Support Activity Annapolis (Annapolis): Includes the U.S. Naval Academy, training 4,400 midshipmen, with 3,000 personnel.

  • Naval Support Activity Bethesda (Bethesda): Home to Walter Reed National Military Medical Center, serving 2,500 personnel.

  • Naval Support Facility Indian Head (Indian Head): Develops explosives and ordnance, with 1,300 personnel.

  • Carderock Division NSWC (West Bethesda): Naval Surface Warfare Center for ship design, with 2,000 personnel.

Strategic Importance

Maryland’s bases are linchpins for U.S. defense. Joint Base Andrews’ 316th Wing operates Air Force One and conducts 2,000 F-16C missions annually, with 2024 upgrades enhancing presidential airlift. Fort George G. Meade’s U.S. Cyber Command and NSA manage 80% of DoD cyber operations, with 2025 initiatives advancing cybersecurity. Aberdeen Proving Ground tests 50% of Army weapons, including hypersonics. Fort Detrick’s medical research develops vaccines for global health threats. NAS Patuxent River tests 200 aircraft types, including 2024 F-35C trials. NSA Annapolis trains 4,400 naval officers, NSA Bethesda treats 1 million patients yearly, and NSF Indian Head produces 30% of Navy explosives. These bases ensure readiness despite unconfirmed 2024 drone reports.

Notable Distinctions

Fort George G. Meade is the Army’s cyber hub, hosting NSA and Cyber Command. Joint Base Andrews is the only base operating Air Force One. Aberdeen Proving Ground is the Army’s oldest active proving ground. NAS Patuxent River is the Navy’s premier flight test center. The bases offer 3,000 housing units, school partnerships, and MWR events like Bethesda’s 2025 medical symposiums and Patuxent’s air expos, fostering vibrant communities in Maryland’s historic and coastal regions.

U.S. service members on PCS to Maryland or TDY in Maryland will find mission-critical roles and dynamic communities at Andrews, Aberdeen, Detrick, Meade, Patuxent, Annapolis, Bethesda, and Indian Head. From Annapolis’ Chesapeake Bay to Bethesda’s urban energy, Maryland’s bases provide robust support, quality education, and rich cultural experiences for military families.