It is bounded by the Passaic River to the south and west and to the north by the Great Swamp National Wildlife Refuge which covers 7,455 acres (3,017 ha) of land overseen by the United States Fish and Wildlife Service.

It includes the communities of Gillette, Stirling, Millington, Meyersville and Homestead Park.

NJ Transit rail service is available at the Gillette,[25] Millington[26] and Stirling[27] stations.

[28][29] On November 3, 1992, by a 1,901 to 1,821 margin, the voters elected to change the name of the municipality to Long Hill Township, a change largely driven by the desire to avoid confusion with the City of Passaic, some 22 miles (35 km) away.

[32] The Raptor Trust is a wild bird rehabilitation center located in Millington.

[1][2] Unincorporated communities, localities and place names located partially or completely within the township include Gillette, Millington, Stirling, Meyersville and Homestead Park a subdivision that was first developed in the 1920s.

[35] The Great Swamp National Wildlife Refuge covers 7,455 acres (3,017 ha) of land overseen by the United States Fish and Wildlife Service and includes portions east of New Vernon Road that is unmanaged and accessible by visitors, while areas west of New Vernon Road are managed intensively and are not available to the public.

It is bounded by the Passaic River on the south and west and by the Great Swamp National Wildlife Refuge on the north.

[9] The 2010 United States census counted 8,702 people, 3,105 households, and 2,434 families in the township.

[51] As of the 2000 United States census[18] there were 8,777 people, 3,139 households, and 2,457 families residing in the township.

[62] For the 119th United States Congress, New Jersey's 7th congressional district is represented by Thomas Kean Jr. (R, Westfield).

[64] For the 2024-2025 session, the 21st legislative district of the New Jersey Legislature is represented in the State Senate by Jon Bramnick (R, Westfield) and in the General Assembly by Michele Matsikoudis (R, New Providence) and Nancy Munoz (R, Summit).

[66] Actual day-to-day operation of departments is supervised by County Administrator Deena Leary.

[112] The high school district's board of education has nine members, who are elected directly by the voters to serve three-year terms of office on a staggered basis, with three seats up for each year.

The school closed in June 2016 in the wake of declining enrollment and financial challenges.

At the time a group of women in Millington formed a reading club purchasing a small number of books to trade amongst themselves.

In 1956, however, the Township asked the Millington Association to find other quarters, and the Central School location had steadily become less than satisfactory due to increasing enrollment.

By 1968, the library's collection had grown substantially and plans were made for a new addition to the building.

[118] No Interstate, U.S. or state highways directly serve Long Hill Township.

The legacy exchange is 908–647 (Millington 7), is one of the last manual offices in New Jersey converted dial operation in the early 1960s.

The current cable company serving the area is Comcast which provides local TV, internet, and phone service.

Original cable company Patriot Media was sold to Comcast in early 2008.

People who were born in, residents of, or otherwise closely associated with Long Hill Township include: