Crocker-McMillin Mansion-Immaculate Conception Seminary
Crocker-McMillin Mansion-Immaculate Conception Seminary, Gothic Revival mansion in Mahwah, United States.
The Crocker-McMillin Mansion spans 45,000 square feet with three stories, featuring 75 rooms and architectural elements from Jacobean and Gothic Revival styles.
Built between 1903 and 1907 for businessman George Crocker, the mansion operated as Immaculate Conception Seminary from 1927 until 1984.
The mansion, modeled after England's Bramshill House, represents early 20th-century architectural preferences of wealthy American industrialists.
Located at 675 Ramapo Valley Road, the property includes multiple outbuildings, greenhouses, and extensive grounds for visitors to explore.
The estate originally contained 4,000 trout and bass in its pond, demonstrating the property's history of fish cultivation and agricultural activities.
Location: Mahwah
GPS coordinates: 41.07220,-74.19060
Latest update: March 3, 2025 05:38
Crocker-McMillin Mansion
4 m
Becton, Dickinson and Company headquarters
6.5 km
Skylands
7.1 km
Ramapo Mountain State Forest
6.8 km
Campgaw Mountain
2.1 km
Ramapo Mountain Reservation
2 km
Lafayette Theatre
5.8 km
Ramapo Lake
7.1 km
Van Allen House
6.1 km
Washington Avenue Soldier's Monument and Triangle
5.9 km
Westervelt-Ackerson House
3.9 km
Reformed Dutch Church of Wyckoff
7.3 km
Brook Chapel
6 km
Hopper-Van Horn House
2.4 km
Darlington Schoolhouse
956 m
Main School
6.1 km
Folly House
6.5 km
Albert Van Blarcom House
6.9 km
Van Voorhees-Quackenbush House
7 km
Van Gelder House
6.7 km
Abraham Van Gelder House
3.7 km
Van Koert-Winters House
6.6 km
Vanderbeck House
5.2 km
David Van Gelder House
3.9 km
Van Voorhis-Quackenbush House
7.1 km
Van Winkle-Fox House
5.2 km
Long Path
4.2 km
Ramapo Mountain State Forest
5.6 kmReviews
Visited this place? Tap the stars to rate it and share your experience / photos with the community! Try now! You can cancel it anytime.
Discover hidden gems everywhere you go!
From secret cafés to breathtaking viewpoints, skip the crowded tourist spots and find places that match your style. Our app makes it easy with voice search, smart filtering, route optimization, and insider tips from travelers worldwide. Download now for the complete mobile experience.
A unique approach to discovering new places❞
— Le Figaro
All the places worth exploring❞
— France Info
A tailor-made excursion in just a few clicks❞
— 20 Minutes