Private company

South Mountain Iron Company

Pine Grove Furnace owner that established the South Mountain Railroad1

The South Mountain Iron Company was the owner of the Pine Grove Furnace in Cumberland County, Pennsylvania, along South Mountain after the 1864 $1,500,000 (~$24.4 million in 2024) purchase from Jay Cooke & Company. In 1877 the company was split into separate mining and railway companies, with the latter South Mountain Railway and Mining Company establishing the 1884 South Mountain Railroad between the Pine Grove Iron Works and the Cumberland Valley Railroad's Carlisle Junction then being purchased by the 1891 Gettysburg and Harrisburg Railway company.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

The South Mountain Iron Company was the owner of the Pine Grove Furnace in Cumberland County, Pennsylvania, along South Mountain after the 1864 $1,500,000 (~$24.4 million in 2024) purchase from Jay Cooke & Company. In 1877 the company was split into separate mining and railway companies, with the latter South Mountain Railway and Mining Company establishing the 1884 South Mountain Railroad between the Pine Grove Iron Works and the Cumberland Valley Railroad's Carlisle Junction then being purchased by the 1891 Gettysburg and Harrisburg Railway company.2

Sources

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