Long Island Lutheran Middle and High School

Nassau Hall is a historic mansion on the grounds of the Muttontown Preserve in Muttontown, New York. It was built in 1904 for Bronson Winthrop and was known as Muttontown Meadows. It was the first commission of Delano and Aldrich in the area. Its exterior walls were modeled after Mount Vernon, and was on an estate of 183 acres.It was purchased by Lansdell Christie in 1950, who sold it to Nassau County in 1969, becoming the headquarters of the Nassau Parks Conservancy. It was restored in 2010. It is one of three mansions in the Muttontown Preserve, along with the Benjamin Moore Estate, also known as Chelsea, and the destroyed Knollwood Estate.

The Diocese of Northeast America is an ecclesiastical territory or diocese of the Malankara Orthodox Syrian Church. The diocese has jurisdiction over eastern parts of the United States and eastern parts of Canada. The diocese is headquartered at Muttontown, New York.

The Knollwood estate was a Gold Coast era castle-esque house and estate. Located in Muttontown, New York, U.S., its ruins are now part of the Muttontown Preserve.

Brookville is a village located within the Town of Oyster Bay in Nassau County, on the North Shore of Long Island, in New York, United States. The population was 3,465 at the time of the 2010 census.

Jericho High School is an American comprehensive public high school in the hamlet of Jericho in Nassau County, New York. It is the only high school in the Jericho Union Free School District. It opened in 1959. As of the 2022-2023 school year, the school had an enrollment of 1,195 students and 104 classroom teachers (on an FTE basis), for a student–teacher ratio of 11.5:1. There were 155 students (13% of enrollment) eligible for free lunch.

The Muttontown Preserve is a 550-acre nature preserve in Muttontown, New York.

The Meadow Brook Club is a private golf club in Jericho, New York, Long Island, New York, United States. From 1894 to 1954 it was part of a hunting club, which soon evolved into a major polo club. After the original grounds were expropriated for urban development, it moved to its present location and became primarily a golf club. The Meadowbrook Polo Club is now a separate entity.

The Brookville Reformed Church, located in Brookville, New York, is one of the oldest existing church congregations in the United States. The church was founded by 17th century Dutch settlers. During September 2006 in the midst of celebrating the church's anniversary, its safe was opened to reveal records from 1732 indicating how the Dutch settled the area and formed the church. Further documents revealed that the Dutch language was spoken and written up to the Civil War years.In the 1969 film The Out-of-Towners starring Jack Lemmon, a short clip of the church is featured during the opening credits. Dick Van Dyke was also a former member and taught Sunday School. The Rev. J. Stanley Addis was one of its longest serving Pastors, from 1931 to his retirement in 1966. Rev. Addis was a graduate of the Wharton School and New Brunswick Theological Seminary.

Muttontown is a village located within the Town of Oyster Bay in Nassau County, on Long Island, in New York, United States. The population was 3,497 at the 2010 census. it is part of the Greater Oyster Bay area anchored by Oyster Bay.

Benjamin Moore Estate, also known as Chelsea, is a historic estate located at Muttontown in Nassau County, New York. It was designed in 1923–1924 by architect William Adams Delano (1874–1960) for Benjamin Moore and Alexandra Emery. The manor house is an eclectic Chinese and French Renaissance style inspired dwelling. It is "U" shaped, two and one half stories high with hipped and gable roofs, covered with concrete block on a concrete foundation. The front facade features a steeply pitched roof, four large irregularly spaced chimneys, and a large brick tourelle with a conical roof. The property also has a contributing formal garden, gatehouse, picturesque roadways, garage, conservatory, octagonal gazebo, shed and tool house, and large open lawns.It was listed on the National Register of Historic Places in 1979.

Jericho Friends Meeting House Complex is a historic Quaker meeting house complex located at 6 Old Jericho Turnpike in Jericho, Nassau County, New York. The complex consists of the meetinghouse (1788), former Friends' schoolhouse (1793), a large gable roofed shed (ca. 1875), and the Friends' cemetery. The meeting house is a two-story, gable roofed timber-framed structure clad in wood shingles. One of the people who helped build the meeting house was preacher Elias Hicks (1748 – 1830), who is buried at the cemetery within the complex. It was listed on the National Register of Historic Places in 2002.

Harmony Heights Residential and Day School is a therapeutic school for girls diagnosed with emotional issues in East Norwich, New York, United States. Harmony Heights is a New York Department of Education-approved program and offers a New York State Regents diploma program in a therapeutic special educational setting. Founded in 1974, Harmony has assisted thousands of girls throughout the New York Metropolitan area (including Long Island, Brooklyn, Queens, Manhattan, the Bronx, Staten Island, Westchester County, and Upstate New York) in getting the help they need to heal and recover from serious emotional problems (such as severe anxiety, depression, trauma, and PTSD) that have interfered with or prevented them from benefiting from or attending traditional public schools. Harmony provides therapeutic and educational support systems, which include small class sizes; one-on-one, group, and family counseling; parent supports; Equine and Garden therapies, and Therapy Dogs. Harmony has rolling admission and students may transfer in at any time of year.The school was formerly the Mabel G. Fox School.Harmony Heights School has 75 students, ages 13 to 21, diagnosed with emotional difficulties.Tuition is regularly paid for by the school district where the student lives.Harmony Heights School has a residential program. Students enroll in either the day program or the residential program.