West Orange in Essex County, New Jersey — The American Northeast (Mid-Atlantic)
Glenmont
National Historic Site
Photographed by Bill Coughlin, July 29, 2016
1. Glenmont Marker
Home of Thomas Alva Edison from 1886 to his death on October 18, 1931. Here three children were born to him and his wife, Mina. The Library over the entranceway was his Thought Laboratory for many ideas which later took shape at the Edison Laboratory in the valley below.
Erected by National Park Service, U.S. Department of the Interior.
Topics. This historical marker is listed in these topic lists: Industry & Commerce • Science & Medicine. A significant historical month for this entry is October 1870.
Location. 40° 47.183′ N, 74° 14.447′ W. Marker is in West Orange, New Jersey, in Essex County. It can be reached from Honeysuckle Road, on the left when traveling west. Touch for map. Marker is in this post office area: West Orange NJ 07052, United States of America. Touch for directions.
Regionally, this marker is in New Jersey’s North Jersey, in Greater Newark, and in the New York City Metropolitan Area. It is also in the American Northeast and in the Mid-Atlantic. Globally, it is in the North Atlantic Region, North America, the Western Hemisphere, the Western World, and the Anglosphere. Historically,
this page online
Other nearby markers. At least 8 other markers are within walking distance of this marker: The Estate Staff (here, next to this marker); Llewellyn Park (within shouting distance of this marker); Japanese Stone Lanterns (within shouting distance of this marker); Edisons Home, Glenmont (within shouting distance of this marker); Greenhouse and Barn (within shouting distance of this marker); Mina Miller Edison (about 400 feet away, measured in a direct line); Garage (about 500 feet away); Llewellyn Park Gatehouse (approx. 0.4 miles away). Touch for a list and map of all markers in West Orange.
Related markers. Click here for a list of markers that are related to this marker. Take a tour of the markers at Thomas Edison's Glenmont homesite.
Also see . . .
1. Edison National Historic Site. National Park Service website entry (Submitted on July 28, 2008, by Bill Coughlin of Woodland Park, New Jersey.)
2. The Biography of Thomas Edison. "... Thomas Edison was more responsible than any one else for creating the modern
Photographed by Bill Coughlin, July 19, 2008
2. Entrance to Glenmont
The marker is visible to the right of the front door of the mansion.
Photographed by Bill Coughlin, July 19, 2008
3. Home of Thomas Edison
Thomas Edison bought this estate, including this 23-room Victorian mansion, as a gift for his wife Mina. He once said the house was “a great deal too nice for me, but it isnt half nice enough for my little wife.”
Photographed by Bill Coughlin, July 19, 2008
4. Back of Glenmont Mansion
Glenmont is located on a 13½ acre estate in Llewellyn Park in West Orange, NJ. Thomas Edison called this mansion home for 44 years.
Photographed by Bill Coughlin, July 19, 2008
5. Edison Graves
The graves of Thomas Alva Edison and Mina Miller Edison are located behind the Glenmont Mansion.
Photographed by Bill Coughlin, July 19, 2008
6. Edison Grave Site
Credits. This page was last revised on January 4, 2026. It was originally submitted on July 28, 2008, by Bill Coughlin of Woodland Park, New Jersey. This page has been viewed 1,702 times since then and 28 times this year. Photos: 1. submitted on July 29, 2016, by Bill Coughlin of Woodland Park, New Jersey. 2, 3, 4, 5, 6. submitted on July 28, 2008, by Bill Coughlin of Woodland Park, New Jersey.
