Eleutherian Mills (DuPont Powder Works) / Hagley Museum
DuPont (historic), Wilmington, Delaware
DuPont began as black powder mills founded by E. I. du Pont on Brandywine Creek near Wilmington, Delaware, in 1802. The mills closed in 1921, and the site is now the Hagley Museum and Library, a National Historic Landmark.
- Company
- DuPont (historic)
- Status
- Closed
- Opened
- 1802
- Employees
- Not stated
- Industry
- Chemicals
- Revised
- November 12, 2026
What is made here
Former black powder mills; now the Hagley Museum and Library.
Facts
| Founded | Gunpowder works founded by E. I. du Pont in 1802 (Hagley) (company: hagley.org) |
|---|---|
| Site | 235 acres along the Brandywine in Wilmington, with restored mills, a workers' community and the du Pont family's ancestral home and gardens (company: hagley.org) |
| Smithsonian | Designated Delaware's first Smithsonian Affiliate on June 2, 2014 (company: hagley.org) |
| Closed | The mills along the Brandywine closed in 1921 (reference: en.wikipedia.org) |
| Landmark | The museum property was designated a National Historic Landmark in 1966 (reference: en.wikipedia.org) |
Figures are as stated by the source named next to each one. Company figures are the company's own claims.
Can you visit?
Hagley Museum, 200 Hagley Creek Road, Wilmington (hagley.org) Check the operator's site before you go.
Sources
- Hagley: About us (company, checked November 12, 2026)
- Hagley Museum and Library (Wikipedia) (reference, checked November 11, 2026)
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