Grey Towers National Historic Site

Grey Towers National Historic Site is a Châteauesque landmark in Milford, Pennsylvania. Built in 1886, it was designed by Richard Morris Hunt, and is a National Historic Landmark. It is owned by USDA Forest Service.

Location: 151 Grey Towers Drive, Milford, Pennsylvania, United States

Verified facts

• Located in Milford Township, Milford
  confidence 75/100 · 3 independent sources · SRC-1955, SRC-1956, SRC-3730
• Designed by Richard Morris Hunt
  confidence 75/100 · 3 independent sources · SRC-1956, SRC-1957, SRC-3730
• Built in 1886
  confidence 70/100 · 2 independent sources · SRC-1955, SRC-1958
• Architectural style: Châteauesque
  confidence 75/100 · 3 independent sources · SRC-1956, SRC-1957, SRC-3730
• Historic designation: National Historic Landmark
  confidence 75/100 · 3 independent sources · SRC-1956, SRC-1959, SRC-3730
• Designed by Richard Morris Hunt
  confidence 90/100 · 4 independent sources · SRC-3576, SRC-1956, SRC-3730, SRC-1959, SRC-7047
• Designed by Richard Morris Hunt
  confidence 90/100 · 4 independent sources · SRC-3576, SRC-1956, SRC-3730, SRC-1959, SRC-7047
• Designed by None
  confidence 80/100 · 4 independent sources · SRC-1956, SRC-3730, SRC-7150, SRC-1959

Ownership history

Current owner — USDA Forest Service
confidence 95/100 · SRC-1955, SRC-1956, SRC-3730, SRC-6457, SRC-6458

Previous owners

• James Wallace Pinchot (1875–1908)
  confidence 90/100 · SRC-1956, SRC-3730, SRC-7149, SRC-1959

Evidence & sources

• SRC-1955 — USDA Forest Service — Grey Towers National Historic Site, About the Site (Tier 1, official_archive; retrieved June 2026)
• SRC-1956 — Wikipedia — Grey Towers National Historic Site (Tier 3, encyclopedia; retrieved June 2026)
• SRC-1957 — Pennsylvania Conservation Heritage — Grey Towers (Tier 2, institutional_page; retrieved June 2026)
• SRC-1958 — Grey Towers Heritage Association — Grey Towers (Tier 2, institutional_page; retrieved June 2026)
• SRC-1959 — USDA Forest Service — Grey Towers National Historic Site (search result, fs.usda.gov) (Tier 1, official_archive; retrieved June 2026)
• SRC-3576 — nps.gov (Tier 1, official_archive; retrieved June 2026)
• SRC-3730 — nps.gov (Tier 1, official_primary; retrieved June 2026)
• SRC-5892 — USDA Forest Service — Grey Towers National Historic Site, Contact Us (Tier 1, government; retrieved June 2026)
• SRC-5893 — Pike County, PA (pikepa.net) — Grey Towers National Historic Site (Tier 2, government; retrieved June 2026)
• SRC-6457 — Grey Towers National Historic Landmark – Forest History Society (Tier 2, nonprofit-historical-society; retrieved June 2026)
• SRC-6458 — Grey Towers National Historic Site – Discover NEPA (Tier 3, tourism/regional; retrieved June 2026)
• SRC-7047 — Forest History Society – Grey Towers Estate History (Tier 2, history_organization; retrieved June 2026)
• SRC-7149 — Grey Towers Residents — Forest History Society (Tier 2, reference; retrieved June 2026)
• SRC-7150 — BIG OLD HOUSES: Liberal Towers (Grey Towers, Milford) — John Foreman (Tier 3, blog; retrieved June 2026)

How we verify

Every fact above is independently corroborated by at least two reputable sources and
confidence-scored before publication. Claims that cannot clear that bar are withheld. We show the
street address only for non-residential public landmarks (museums, commercial and civic buildings,
publicly documented filming-location sites); the exact addresses of private residences and any
personal information are structurally barred from publication. Last reviewed June 2026.

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Frequently asked questions

Can you visit Grey Towers National Historic Site?

Yes — Grey Towers National Historic Site is open to the public. Hours: Grounds open sunrise-sunset year-round. Mansion guided tours Mon, Thu, Fri, Sat, Sun 11:00-16:00 (closed Tue/Wed); limited services in winter.. Admission: Mansion tour: adult/senior $10, youth (12-17) $5, under 12 free; 50% discount for America the Beautiful pass holders. Grounds free..

Who designed Grey Towers National Historic Site?

Grey Towers National Historic Site was designed by Richard Morris Hunt.

Where is Grey Towers National Historic Site located?

Grey Towers National Historic Site is located in Milford, Pennsylvania.