# Prisons and Jails in Maine: All 21 on a Map (List + Data) | InstaMaps

> Maine has 21 prisons and jails (0.4% of the US), #44 by count and #29 per person. From HIFLD Prison Boundaries. Map to embed, CSV download.

Source: https://get-instamaps.com/rankings/prisons-jails/maine

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# Prisons and Jails in Maine

Maine has **21 prisons and jails**: 0.4% of the US total of 4,960\. That ranks **#44 by count** and **#29 per person** (1.49 per 100,000 residents) of 51.

## Key takeaways

* Maine has 21 prisons and jails, 0.4% of the US total of 4,960.
* That ranks #44 of 51 by count and #29 per person (1.49 per 100,000 residents).
* Texas has the most, with 449.
* By type: 6 state prisons, 15 county jails.
* Source: HIFLD Prison Boundaries (U.S. Department of Homeland Security), final release, 2025.

#29

national rank (per capita)

21

prisons and jails

1.49

per 100k residents

## The data

Source: HIFLD Prison Boundaries (U.S. Department of Homeland Security), final release, 2025\. Each facility at the centre of its boundary, with its type (federal, state, county, local) and city. The Prison Policy Initiative counts 5,077 facilities (2026); counts differ by which kinds of facility are included.

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

[Maine: 21 rows (CSV)](/downloads/prisons-jails/maine.csv)[All of the US (CSV)](/downloads/prisons-jails/us.csv)

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## All 21 prisons and jails in Maine

| #  | Name                                   | Details                 |
| -- | -------------------------------------- | ----------------------- |
| 1  | Androscoggin County Jail               | County · Auburn         |
| 2  | Aroostook County Jail                  | County · Houlton        |
| 3  | Bolduc Correctional Facility           | State · Warren          |
| 4  | Cumberland County Jail                 | County · Portland       |
| 5  | Downeast Correctional Facility         | State · Machiasport     |
| 6  | Franklin County Detention Center       | County · Farmington     |
| 7  | Hancock County Jail                    | County · Ellsworth      |
| 8  | Kennebec County Jail                   | County · Augusta        |
| 9  | Knox County Correctional Facility      | County · Rockland       |
| 10 | Maine Correctional Center              | State · Windham         |
| 11 | Maine State Prison                     | State · Warren          |
| 12 | Mountain View Correctional Facility    | State · Charleston      |
| 13 | Oxford County Jail                     | County · South Paris    |
| 14 | Penobscot County Jail                  | County · Bangor         |
| 15 | Piscataquis County Jail                | County · Dover-foxcroft |
| 16 | Somerset County Jail                   | County · Madison        |
| 17 | Southern Maine Women's Re-Entry Center | State · Windham         |
| 18 | Two Bridges Regional Jail              | County · Wiscasset      |
| 19 | Waldo County Holding Facility          | County · Belfast        |
| 20 | Washington County Jail                 | County · Machias        |
| 21 | York County Jail                       | County · Alfred         |

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

## Cite this

"Maine has 21 prisons and jails, #44 in the US by count and #29 per person (HIFLD Prison Boundaries, 2025, mapped by InstaMaps)." Free to quote with a link to this page. Population: US Census 2024 estimates.