Private company

Pittsburgh and Castle Shannon Railroad

Railroad in Pennsylvania

The Pittsburgh and Castle Shannon Railroad was a 3 ft 4 in (1,016 mm) narrow-gauge railroad in Allegheny County, Pennsylvania. Originally built in 1871, it may have been the first American common-carrier narrow-gauge railroad.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

The Pittsburgh and Castle Shannon Railroad was a 3 ft 4 in (1,016 mm) narrow-gauge railroad in Allegheny County, Pennsylvania. Originally built in 1871, it may have been the first American common-carrier narrow-gauge railroad.2

Acquisitions

  1. Succeeded Coal Hill Coal Railroad1
  2. Succeeded by Pittsburgh Railways1

Sources

The numbers on this page point here. Each one links to the record it came from.

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  2. 2