Question: What is the population of one of the communities served by William Floyd School District?

Context paragraphs:
Lenape Regional High School District: The Lenape Regional High School District is a comprehensive regional public high school district that serves students in ninth through twelfth grades from eight municipalities in Burlington County, New Jersey, United States.  The communities in the district are Evesham Township, Medford Lakes, Medford Township, Mount Laurel Township, Shamong Township, Southampton Township, Tabernacle Township and Woodland Township.  The eight municipalities cover a combined area of 350 sqmi which represents roughly one-third of the entire area of Burlington County, the largest county in New Jersey.  Each of the eight communities served by the Lenape District has its own elementary school district.  Each elementary school district is governed by its own nine-member board of education which oversees the school budget and the education of students in Kindergarten through eighth grade.

Mastic, New York: Mastic is a hamlet and census-designated place (CDP) in the southeastern part of the town of Brookhaven in central Suffolk County, New York, United States.  The population was 15,481 at the 2010 census.

Union County Public Schools, Kentucky: Union County Public Schools is a school district serving Union County, Kentucky. Not to be confused with Union County Public Schools, North Carolina.  Communities served by the school district include Morganfield, Sturgis, Sullivan, Uniontown, Waverly and surrounding areas.

Crittenden County Schools: Crittenden County Public Schools is a school district serving Crittenden County, Kentucky.  Communities served by the school district include Marion, Crayne, Dycusburg, Tolu and surrounding areas.  The school sports teams are called "Rockets".  All Crittenden County Schools are located in Marion.

Long Beach Island Consolidated School District: The Long Beach Island Consolidated School District is a regional consolidated public school district which serves students in pre-kindergarten through sixth grade from five communities bordering the Atlantic Ocean on Long Beach Island, in Ocean County, New Jersey, United States.  Communities served by the district are Barnegat Light, Harvey Cedars, Long Beach Township, Ship Bottom and Surf City.

West Essex High School: West Essex High School is a four-year comprehensive public high school in North Caldwell, New Jersey in the United States.  The high school is part of the West Essex Regional School District, which serves students from four municipalities in western Essex County.  Communities served by the district's schools are Essex Fells, Fairfield, North Caldwell, and Roseland.  The school has been accredited by the Middle States Association of Colleges and Schools Commission on Secondary Schools since 1964.  Block scheduling was implemented for the 2014-2015 school year.

West Morris Central High School: West Morris Central High School is a four-year comprehensive public high school that serves students in ninth through twelfth grades from Washington Township, Morris County, New Jersey, United States, where the school is located, operating as part of the West Morris Regional High School District.  The school has a Chester Township mailing address.  Other communities served by the district are Chester Borough, Chester Township, Mendham Borough and Mendham Township, whose students attend West Morris Mendham High School.

William Floyd School District: The William Floyd School District is located in the southern area of the Town of Brookhaven on Long Island in New York.  The district serves the contiguous communities of Shirley, Mastic, Mastic Beach and Moriches.  The William Floyd School District is one of the larger school districts on Long Island and is named after William Floyd, one of only 56 men to sign the Declaration of Independence.  The district is located on the south shore of Long Island, approximately 60 miles east of New York City, with an enrollment of 8,653 students as of 2016.  William Floyd students attend five elementary schools, two middle schools, and a senior high school.

Fox Lake Grade School District 114: Fox Lake Grade School District 114 is an elementary school district based in unincorporated Lake County, Illinois, east of the village of Spring Grove, and educates students in the northwestern region of Lake County.  The communities served by the school district surround Fox Lake.  The district is composed of two schools, with one being an elementary school and the other being a middle school.

Trigg County Public Schools: Trigg County Public Schools is a school district serving Trigg County, Kentucky.  Communities served by the school district include Cadiz, Canton, Cerulean, Wallonia and surrounding areas.

Supporting paragraphs: William Floyd School District Mastic, New York
Answer: 15,481