Monroe Furnace

Monroe Furnace
U.S. National Register of Historic Places
U.S. Historic district
Ruins of the foundations
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Location	Junction of Pennsylvania Route 26 and Legislative Route 31076, 6 miles (9.7 km) northwest of McAlevys Fort, Barree Township, Pennsylvania
Coordinates	40°41′45″N77°53′37″W / 40.69578°N 77.89363°W / 40.69578; -77.89363
Area	3 acres (1.2 ha)
Built	1847
Architectural style	Iron plantation
MPS	Industrial Resources of Huntingdon County, 1780--1939 MPS
NRHP reference No.	89001818 [1]
Added to NRHP	November 13, 1989

The Monroe Furnace is a national historic district and historic iron furnace that are located in Barree Township in Huntingdon County, Pennsylvania.

It was listed on the National Register of Historic Places in 1989. ^[1]

History and architectural features

James Irwin, The Co-Founder of the Furnace

Caleb Shaffer, The Co-Founder of the Furnace

This district consists of one contributing site and one contributing structure. They are the remains of the furnace stack, its immediate surroundings, and the visible foundation remains of fourteen workers' houses. The furnace stack measures 30 square feet (2.8 m²) at the base and stands 20 feet (6.1 m) tall. The furnace was established between 1846 and 1849 by General James Irvin & Caleb Quincy Shaffer ^[2] It was in operation until 1863 and is included in the Pennsylvania State University Experimental Forest. ^[3]

It was listed on the National Register of Historic Places in 1989. ^[1]

References

1. "National Register Information System". National Register of Historic Places . National Park Service. July 9, 2010.
2. "James Irvin (politician)", Wikipedia, September 22, 2025, retrieved September 22, 2025
3. "National Historic Landmarks & National Register of Historic Places in Pennsylvania" (Searchable database). CRGIS: Cultural Resources Geographic Information System.Note: This includes Deborah L. Suciu (July 1989). "National Register of Historic Places Inventory Nomination Form: Monroe Furnace" (PDF). Retrieved December 1, 2011.