# Military Bases in Pennsylvania: All 20 on a Map (List + Data) | InstaMaps

> Pennsylvania has 20 military bases (2.6% of the US), #12 by count and #40 per person. From DoD Military Installations, Ranges and Training Areas. Map to embed, CSV download.

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

[InstaMaps](/)

[Store locator](/store-locator)[All tools](/tools)[Blog](/blog)[ Get Started Free ](https://workspace.google.com/marketplace/app/instamaps/103204565785?utm%5Fsource=get-instamaps&utm%5Fmedium=site&utm%5Fcampaign=toolheader)

[← Pennsylvania in the data room](/data/pennsylvania)[← Full 50-state ranking](/rankings/military-bases)

# Military Bases in Pennsylvania

Pennsylvania has **20 military bases**: 2.6% of the US total of 767\. That ranks **#12 by count** and **#40 per person** (0.15 per 100,000 residents) of 51.

## Key takeaways

* Pennsylvania has 20 military bases, 2.6% of the US total of 767.
* That ranks #12 of 51 by count and #40 per person (0.15 per 100,000 residents).
* California has the most, with 72.
* The largest is Letterkenny Army Depot, at 17,953 acres.
* Source: DoD Military Installations, Ranges and Training Areas (MIRTA), via the Bureau of Transportation Statistics, 2026.

#40

national rank (per capita)

20

military bases

0.15

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

[Pennsylvania: 20 rows (CSV)](/downloads/military-bases/pennsylvania.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/pennsylvania" width="100%" height="440" style="border:2px solid #111" loading="lazy" title="Pennsylvania military bases map — InstaMaps"></iframe>`

## All 20 military bases in Pennsylvania

| #  | Name                                            | Details                            |
| -- | ----------------------------------------------- | ---------------------------------- |
| 1  | Carlisle Barracks                               | Army · 448 acres                   |
| 2  | Defense Distrib Depot Susq                      | Army · 840 acres                   |
| 3  | Det Phil Pny Annex                              | Navy · 262 acres                   |
| 4  | Letterkenny Army Depot                          | Army · 17,953 acres                |
| 5  | Lock Haven USARC                                | Army Reserve · 11 acres            |
| 6  | Naval Support Activity Philadelphia             | Navy · 135 acres                   |
| 7  | NAVSUPPACT Mechanicsburg PA                     | Navy · 790 acres                   |
| 8  | New Castle AMSA 110 (G)                         | Army Reserve · 5 acres             |
| 9  | NG Cambridge Springs Readiness Center and FMS 5 | Army National Guard · 104 acres    |
| 10 | NG Collegeville FMS 4                           | Army National Guard · 52 acres     |
| 11 | NG Fort Indiantown Gap                          | Army National Guard · 17,872 acres |
| 12 | NG Hiller Readiness Center                      | Army National Guard · 10 acres     |
| 13 | NG Hollidaysburg Readiness Center               | Army National Guard · 21 acres     |
| 14 | NG New Castle Readiness Center/FMS 9            | Army National Guard · 7 acres      |
| 15 | NG Spring City Readiness Center                 | Army National Guard · 50 acres     |
| 16 | Pittsburgh IAP ANG                              | Air National Guard · 112 acres     |
| 17 | Pittsburgh IAP ARS                              | Air Force Reserve · 137 acres      |
| 18 | Scranton Army Ammunition Plant                  | Army · 15 acres                    |
| 19 | Tobyhanna Army Depot                            | Army · 1,329 acres                 |
| 20 | USAR Keystone Ord Outdoor Tng                   | Army Reserve · 466 acres           |

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

## Cite this

"Pennsylvania has 20 military bases, #12 in the US by count and #40 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.