In the Forbes magazine 2017 ranking of the Most Expensive ZIP Codes in the United States, Gladstone was ranked as the 457th most expensive in the country, with its median home sale price of $938,042.[11] In 2018, New Jersey Business Magazine listed Gladstone at 46th in its listing of "The Most Expensive ZIP Codes in New Jersey", with a median sale price 2017 of $627,500.[12]
Gladstone is home to the United States Equestrian Team[7] and the Stronghold Soccer Club, which plays its matches at Mount St. John's on the grounds of Montgomery Academy.[13]
The Gladstone train station building was re-labeled "Boston," and its surroundings were supplied with peat-moss dirt, period vehicles and extras in Victorian dress, for a 1962 movie shoot. In the Oscar-winning film The Miracle Worker,Anne Bancroft in the role of Annie Sullivan boards a long-distance steam train there to take the job as Helen Keller's teacher.[21]
People who were born in, residents of, or otherwise closely associated with Gladstone include:
Charles E. Apgar (1865–1950), business executive and amateur radio operator best known for making early recordings of coded German radio transmissions at the start of World War I.[22]
^Cheslow, Jerry. "If You're Thinking of Living In/Peapack and Gladstone; Fox-Hunting and High-Priced Homes", The New York Times, August 7, 1994. Accessed July 7, 2023. "Gladstone is named for the British Prime Minister William Gladstone ... [B]y 1912, the Villages of Peapack and Gladstone found themselves in conflict with the rest of Bedminster Township. The villages wanted electric lights, telephones and fire hydrants and resented being forced to pay for rural roads in the township. The villages petitioned the State Legislature for the creation of the borough and the Legislature voted to do so on April 23, 1912."
^Somerset Hills Board of Education District Policy 0110 – Identification, Somerset Hills School District. Accessed March 2, 2020. "Purpose: The Board of Education exists for the purpose of providing a thorough and efficient system of free public education in grades Pre-Kindergarten through twelve in The Somerset Hills School District. Composition: The Somerset Hills School District is comprised of all the area within the municipal boundaries of Bernardsville, Far Hills, and Peapack-Gladstone."
^Lopez, Jill Painter. "Where Are They Now? Listening Post", Fore magazine, October 17, 2019. Accessed September 23, 2020. "The Gores love their new Gladstone, N.J., home, on nearly four acres of land with a 1.5-mile commute to the office. Once he had to wait for five Canada geese to cross the road."
^Gilpin, Kenneth N. "Engelhard Elects Acting Chief to Post", The New York Times, May 4, 1984. Accessed February 22, 2018. "Mr. Smith is a graduate of Brown University and Seton Hall University, where he earned his M.B.A. degree. He is married, has two daughters and lives in Gladstone, N.J."