Ghost TownUSA

Ghost Town · Pennsylvania

Sligo

A ghost town of unknown status in Allegheny County, Pennsylvania.

By the Ghost Town USA research team Last reviewed September 2026

Sligo ghost town, Pennsylvania
Plate I — Sligo, PennsylvaniaPhoto: Nyttend (Public domain) via Wikimedia Commons

Sligo doesn't need a haunted reputation — the empty streets do the talking. Sligo ( SLY-goh) is a borough in Clarion County, Pennsylvania, United States. The population was 686 at the 2020 census. It was named after the town of Sligo in Ireland.

Allegheny County holds 5 documented ghost towns, including Braddock, Port Perry, Red Hot — Sligo keeps them company on the map.

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The story of Sligo

Pennsylvania invented the American company town — coal patches and oil booms that burned bright and short.

Sligo ( SLY-goh) is a borough in Clarion County, Pennsylvania, United States. The population was 686 at the 2020 census. It was named after the town of Sligo in Ireland.

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What you'll find today

The on-the-ground condition of Sligo is unverified — it's listed here with unknown status. That could mean standing buildings, or an empty field. Go prepared for either, and consider sharing what you find so the record improves.

Nobody has confirmed the access situation, so treat any visit as reconnaissance: verify land ownership first, and be ready to admire from the road.

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Getting there

Here's the honest truth: access to Sligo is unverified. We couldn't confirm whether the site sits on public land, private property, or something in between — so verify land ownership and local rules before visiting, and respect private property at all times. The mapped point for Sligo is roughly 41.1078, -79.4933 — use it as a starting point and cross-reference a current topographic map before leaving pavement.

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Good to know

Ghost-town etiquette is simple: take only photographs. Removing artifacts is illegal on public lands and disrespectful everywhere else — and on federal land it can be a serious offense.

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Survey Map

Approximate position — verify access locally before visiting

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Sligo FAQs

01Where is Sligo located?
Sligo is in Allegheny County, Pennsylvania, mapped near 41.1078, -79.4933.
02What county is Sligo in?
Sligo sits in Allegheny County, Pennsylvania. See our full guide to ghost towns in Allegheny County for its neighbors.
03What is the history of Sligo?
Sligo ( SLY-goh) is a borough in Clarion County, Pennsylvania, United States. The population was 686 at the 2020 census. It was named after the town of Sligo in Ireland.
04What remains at Sligo today?
The on-the-ground condition of Sligo is unverified — it's listed here with unknown status. That could mean standing buildings, or an empty field. Go prepared for either, and consider sharing what you find so the record improves.
05Can you visit Sligo?
Here's the honest truth: access to Sligo is unverified. We couldn't confirm whether the site sits on public land, private property, or something in between — so verify land ownership and local rules before visiting, and respect private property at all times. The mapped point for Sligo is roughly 41.1078, -79.4933 — use it as a starting point and cross-reference a current topographic map before leaving pavement.

Sources: account based on Wikipedia (“Sligo, Pennsylvania”), CC BY-SA.

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More in Allegheny County

All 5 ghost towns in Allegheny County →