John Winthrop, Jr. Iron Furnace Site

The John Winthrop, Jr. Iron Furnace Site in Quincy contains the excavated remains of an early blast furnace from the 17th century. The location displays archaeological materials and information panels explaining how colonial workers smelted iron using this pioneering technology.

This ironworks was established in 1645 as one of the earliest industrial smelting operations in North America. The venture faced problems that made it unsustainable and its workers later moved to establish other production sites.

The furnace site represents the beginning of industrial manufacturing in colonial America, showing the shift from imported goods to local production methods.

The site is located on Crescent Street in Quincy and features remains visible at ground level. Visitors can examine the furnace structure and read information boards that explain its technical operation.

This furnace operated for just two years, making it a short-lived but significant attempt at early American iron production. Its closure influenced where subsequent ironworks would be built across the region.

Location: Massachusetts

GPS coordinates: 42.24578,-71.02708

Latest update: December 14, 2025 12:21