State directory
Military Bases in Illinois
Explore 19 military bases in Illinois. Browse by branch and open detailed installation pages.
Illinois hosts military installations that support training, operations, logistics, and regional readiness missions. Use this hub to compare base locations, branch presence, and relocation fit across local communities.
- Installations
- 19
- Service categories
- 6
Military Economic Impact
Economic impact in Illinois
OLDCC DoD spending baseline for every state, plus curated statewide impact studies when published.
- DoD spending (OLDCC)
- $10.5B
- State impact study
- —
- Personnel
- 34,163
- Installations listed
- 18
13× Installation; 1× Air Force Base; 1× Arsenal; 1× Naval Station. OLDCC FY2023 DoD contract, payroll, and grant spending for this state (consistent federal baseline). Statewide GDP/output multiplier studies are shown separately when curated.
Branch Presence
Branch-level coverage for military installations in Illinois.
Filter
Narrow results by branch (uses URL query params).
Army
8 installations
8 Army bases in Illinois. Open an installation page for location details and sources.
- Rock Island ArsenalRock Island, ILArmyArsenalRock Island Arsenal is home to Army Sustainment Command and manufactures military equipment and weapons parts.View base
- Army Reserve Center Fort SheridanHighland Park, ILArmyFort Sheridan Army Reserve Center provides training and administrative support for Army Reserve units.View base
- Camp LincolnSpringfield, ILArmyCamp Lincoln is the headquarters of the Illinois Army National Guard.View base
- NG Marseilles (MTA Tng Area)ArmyNG Marseilles (MTA Tng Area) is a U.S. military installation in Illinois.View base
- NG Sparta ArmoryArmyNG Sparta Armory is a U.S. military installation in Illinois.View base
- NG Springfield (TS Cp Lincoln)ArmyNG Springfield (TS Cp Lincoln) is a U.S. military installation in Illinois.View base
- Joliet USARC/JTAArmyJoliet USARC/JTA is a U.S. military installation in Illinois.View base
- Joliet AAP ElwoodArmyJoliet AAP Elwood is a U.S. military installation in Illinois.View base
Air Force
3 installations
3 Air Force bases in Illinois. Open an installation page for location details and sources.
- Scott Air Force BaseBelleville, ILAir ForceAir Force BaseScott Air Force Base is home to U.S. Transportation Command and Air Mobility Command headquarters.View base
- General Wayne A Downing Peoria IAPAir ForceGeneral Wayne A Downing Peoria IAP is a U.S. military installation in Illinois.View base
- Capital AirportAir ForceCapital Airport is a U.S. military installation in Illinois.View base
Coast Guard
1 installation
1 Coast Guard base in Illinois. Open an installation page for location details and sources.
National Guard
1 installation
1 National Guard base in Illinois. Open an installation page for location details and sources.
Joint
1 installation
1 Joint base in Illinois. Open an installation page for location details and sources.
National Guard Installations in Illinois
View state-level National Guard coverage and use official source pathways for unit-specific details.
1 installation listed
Relocation Notes
- Review housing costs, commute reliability, and school access near installations in Illinois.
- Factor four-season variability with regional winter and severe-weather planning into household planning and monthly budget assumptions.
- Prioritize highway-driven connectivity with major airport access in key metros when frequent travel or long commutes are expected.
Lifestyle Highlights
- mixed suburban and midsize-community living patterns across Illinois.
- Community and housing options can vary significantly by county and metro corridor in Illinois.
- Local recreation, schools, and service access should be compared together with installation proximity.
Related Links
Continue exploring nearby states, branch hubs, and editorial comparisons.
Illinois Military Base FAQ
How many military bases are in Illinois?
This page lists currently indexed installations in Illinois and links to branch hubs, state-level comparisons, and individual base details.
Which branches are represented in Illinois?
Branch coverage depends on currently listed installations in Illinois. Use the branch presence module for a quick comparison and follow links into base pages for details.