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U.S. Military Bases

What Military Bases are in Illinois?

Chicago military bases and the rest of Illinois—Naval Station Great Lakes, Scott AFB and more—plus PCS housing tips, VA-loan guidance, and agent matches.

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Illinois is home to a strong military presence, with key installations that support training, logistics, and national defense operations. These bases play a crucial role in military readiness while also contributing to the state’s economy and local communities. Whether you are PCSing to Illinois, transitioning to civilian life, or exploring career opportunities, understanding these bases and their missions is essential.

Military Installations in Illinois

Illinois is home to three major military bases, each serving a unique role within the U.S. Armed Forces:

  • Naval Station Great Lakes (Navy) – The Navy’s primary training facility for enlisted personnel.
  • Rock Island Arsenal (Army) – A major logistics and weapons manufacturing hub.
  • Scott Air Force Base (Air Force) – A central command and mobility base supporting global operations.

Naval Station Great Lakes is the largest naval training facility in the United States and serves as the home of the Navy’s only boot camp. Located on the shores of Lake Michigan, just north of Chicago, this base has been training sailors since 1911.

Key Missions:

  • Recruit Training Command (RTC) – Every enlisted Navy recruit undergoes basic training here before being assigned to their specialty schools.
  • Surface Warfare Officers School (SWOS) – Advanced training for officers in surface fleet operations.
  • Technical Training Schools – Specialized programs in engineering, electronics, and logistics.

Naval Station Great Lakes is a critical foundation for the Navy, preparing tens of thousands of sailors annually for service.

For more information, visit the Naval Station Great Lakes website.

Rock Island Arsenal

Rock Island Arsenal, located along the Mississippi River in western Illinois, is the largest government-owned weapons manufacturing arsenal in the United States. Established in 1816, it remains a key logistics and production hub for the U.S. Army.

Key Missions:

  • Manufacturing and Maintenance – Produces military weapons, equipment, and ammunition for the U.S. Army.
  • Logistics and Supply Chain Management – Houses the Army Sustainment Command (ASC) and the First Army Headquarters.
  • Research and Development – Supports military technology innovation and testing.

Rock Island Arsenal is a vital center for military logistics and readiness, ensuring U.S. forces are equipped and supplied for global operations.

For more information, visit the Rock Island Arsenal website.

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Scott Air Force Base

Scott Air Force Base, located in southern Illinois near St. Louis, Missouri, is a major hub for military air mobility and communications. Established in 1917, it is one of the Air Force’s oldest continuously operating bases and plays a key role in global logistics and transportation.

Key Missions:

  • Air Mobility Command (AMC) – Coordinates worldwide airlift and aerial refueling missions.
  • U.S. Transportation Command (USTRANSCOM) – Oversees the logistics of moving troops and equipment across the globe.
  • Cybersecurity and Communications – Supports high-level cyber operations and national defense communications.

Scott Air Force Base is one of the most strategically important Air Force installations, ensuring the rapid movement of personnel and equipment worldwide.

For more information, visit the Scott Air Force Base website.

PCSing to Illinois? Let Us Help You Find a Home

Relocating to Illinois for a PCS move or new assignment can be a challenge, but VeteranPCS is here to help. Whether you're looking for on-base housing, off-base communities, or VA loan assistance, we specialize in connecting military families with trusted real estate agents who understand the unique challenges of moving.

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Our network of veteran and military-friendly real estate agents can assist with:

  • Finding on-base or off-base housing.
  • Connecting with VA loan specialists.
  • Understanding the best neighborhoods near each installation.

If you’re preparing for a move to Illinois, contact us today to connect with an agent or lender who understands your needs.

Frequently Asked Questions (FAQ)

1. How many military bases are in Illinois?

Illinois has three major military installations: Naval Station Great Lakes, Rock Island Arsenal, and Scott Air Force Base.

2. What is the largest military base in Illinois?

Naval Station Great Lakes is the largest base, serving as the primary training center for enlisted Navy personnel.

3. What branch has the biggest presence in Illinois?

The Navy and Air Force have the largest presence, with Naval Station Great Lakes and Scott Air Force Base playing critical roles in national defense.

4. Can military families live off base in Illinois?

Yes, many military families choose to live off base, especially near Chicago, St. Louis, and Quad Cities.

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