US Factory Map

Saugus Iron Works

Historic (National Park Service), Saugus, Massachusetts

Saugus Iron Works north of Boston is regarded by the National Park Service as the first successful integrated iron works in the New World, operating from about 1646 to 1670. It made cast and wrought iron goods from pots and firebacks to bar iron for nails and horseshoes. The works were reconstructed and opened in 1954 and joined the National Park System in 1968.

Company
Historic (National Park Service)
Status
Closed
Opened
1646
Employees
Not stated
Industry
Steel and metals
Revised
November 12, 2026

What is made here

Wrought iron and cast iron products in the 1600s; the reconstructed site is now a national historic site.

Facts

SignificanceDescribed by the National Park Service as the first successful, integrated iron works in the New World, operating from about 1646 to 1670 (federal: nps.gov)
ProductsPig iron, gray iron cast into firebacks, pots, pans and kettles, wrought iron, merchant bars and flat stock for nails, horseshoes and axes (reference: en.wikipedia.org)
FounderFinanced by the Company of Undertakers for the Iron Works in New England, organized by John Winthrop the Younger (reference: en.wikipedia.org)
ReconstructionThe primary elements were reconstructed by the American Iron and Steel Institute after archaeology begun in the 1940s, opening to the public in 1954 (federal: nps.gov)
National ParkBecame part of the National Park System on April 5, 1968 (federal: nps.gov)

Figures are as stated by the source named next to each one. Company figures are the company's own claims.

Can you visit?

Reconstructed works open to visitors as Saugus Iron Works National Historic Site (nps.gov) Check the operator's site before you go.

Sources

  1. NPS: Saugus Iron Works history (federal, checked November 12, 2026)
  2. Wikipedia: Saugus Iron Works NHS (reference, checked November 12, 2026)

Something changed? Send a correction with a link and we'll recheck it.