# Military Bases in Illinois: All 12 on a Map (List + Data) | InstaMaps

> Illinois has 12 military bases (1.6% of the US), #22 by count and #49 per person. From DoD Military Installations, Ranges and Training Areas. Map to embed, CSV download.

Source: https://get-instamaps.com/rankings/military-bases/illinois

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# Military Bases in Illinois

Illinois has **12 military bases**: 1.6% of the US total of 767\. That ranks **#22 by count** and **#49 per person** (0.09 per 100,000 residents) of 51.

## Key takeaways

* Illinois has 12 military bases, 1.6% of the US total of 767.
* That ranks #22 of 51 by count and #49 per person (0.09 per 100,000 residents).
* California has the most, with 72.
* The largest is Joliet USARC/JTA, at 3,576 acres.
* Source: DoD Military Installations, Ranges and Training Areas (MIRTA), via the Bureau of Transportation Statistics, 2026.

#49

national rank (per capita)

12

military bases

0.09

per 100k residents

## The data

Source: [DoD Military Installations, Ranges and Training Areas (MIRTA), via the Bureau of Transportation Statistics](https://www.bts.gov/ntad), 2026\. Each active installation at the centre of its boundary, with its branch and its area in acres from the boundary. Large ranges are one dot each. Reserve and National Guard sites count with their branch. Sites the DoD doesn’t publish are not here.

Licence: U.S. government data: no copyright, free to reuse

[Illinois: 12 rows (CSV)](/downloads/military-bases/illinois.csv)[All of the US (CSV)](/downloads/military-bases/us.csv)

## Put this map on your website — free

Local blogs, news sites, parks pages: embed the live interactive map with one snippet. Attribution stays on, that's the whole deal.

`<iframe src="https://get-instamaps.com/embed/rankings/military-bases/illinois" width="100%" height="440" style="border:2px solid #111" loading="lazy" title="Illinois military bases map — InstaMaps"></iframe>`

## All 12 military bases in Illinois

| #  | Name                               | Details                           |
| -- | ---------------------------------- | --------------------------------- |
| 1  | Capital Airport                    | Air National Guard · 94 acres     |
| 2  | Fort Sheridan                      | Navy · 119 acres                  |
| 3  | General Wayne A Downing Peoria IAP | Air National Guard · 362 acres    |
| 4  | GL Camp JPJ                        | Navy · 49 acres                   |
| 5  | Glenview                           | Navy · 30 acres                   |
| 6  | Joliet USARC/JTA                   | Army Reserve · 3,576 acres        |
| 7  | Naval Station Great Lakes IL       | Navy · 529 acres                  |
| 8  | NG Marseilles (MTA Tng Area)       | Army National Guard · 2,565 acres |
| 9  | NG Sparta Armory                   | Army National Guard · 2,650 acres |
| 10 | NG Springfield (TS Cp Lincoln)     | Army National Guard · 209 acres   |
| 11 | Rock Island Arsenal                | Army · 948 acres                  |
| 12 | Scott Air Force Base               | Air Force · 2,905 acres           |

Names as the source gives them. Coordinates for every one are in the CSV.

## Cite this

"Illinois has 12 military bases, #22 in the US by count and #49 per person (DoD Military Installations, Ranges and Training Areas, 2026, mapped by InstaMaps)." Free to quote with a link to this page. Population: US Census 2024 estimates.