Question: At the 2010 census, what was the population of the town in which resides the main campus of Brunswick (Brittonkill) Central School District?

Context paragraphs:
Shenendehowa Central School District: The Shenendehowa Central School District, often shortened to Shen, is a public school district located in New York's Capital Region.  The district's 232 acre main campus is located off NY 146 in Clifton Park, and is home to eight of the districts 12 schools, in five buildings.  The remaining four schools are so called "neighborhood elementary schools" and are located throughout the district in three buildings.  The district serves approximately 9,800 students in grades K-12 from throughout its 86 sqmi territory which includes the towns of Clifton Park, Halfmoon, Ballston Lake, Round Lake, Malta and parts of Waterford, Rexford, Mechanicville and Stillwater.  Shenendehowa is the largest School District in Saratoga County, and the largest in student population in the Suburban Council, an interscholastic athletic consortium of 11 area school districts.

Brunswick, New York: Brunswick is a town in Rensselaer County, New York, in the United States.  The municipality was originally settled in the early 18th century.  During its history, it had been part of Albany County, Rensselaerswyck, and Troy, before its incorporation in 1807.  It is bordered on the west by the city of Troy; on the north by Schaghticoke and Pittstown; on the east by Grafton; and on the south by Poestenkill and North Greenbush.  The population was 11,941 at the 2010 census.  The source of the town's name is not certain, though some claim it comes from the source of its first inhabitants from the province of Brunswick-Lüneburg in Germany.

Crawford Central School District: The Crawford Central School District is a midsized, public school district in Crawford county, Pennsylvania.  It serves the City of Meadville, Borough of Cochranton and East Fairfield Township, Fairfield Township, Union Township, Vernon Township, Wayne Township and West Mead Township in Crawford County, Pennsylvania.  Crawford Central School District encompasses approximately 156 square miles.  According to 2000 federal census data, it serves a resident population of 30,882 people.  By 2010, the district's population declined to 30,635 people.  In 2009, the Crawford Central School District residents' per capita income was $18,463, while the median family income was $43,771.  In the Commonwealth, the median family income was $49,501 and the United States median family income was $49,445, in 2010.  By 2013, the median household income in the United States rose to $52,100.

Keystone Central School District: The Keystone Central School District (KCSD) is a midsized rural, public school district based in Lock Haven, Pennsylvania that includes public schools in Clinton County, and that serves students in Clinton County, Centre County, and Potter County.  Geographically, the Keystone Central School District is the biggest school district in Pennsylvania.  It encompasses approximately 1,048 sqmi square miles.  According to 2000 federal census data, it served a resident population of 36,950.  By 2010, the district's population was 37,794 people, making it a district of the third class.  The educational attainment levels for the School District population (25 years old and over) were 85.7% high school graduates and 17.2% college graduates.  The district is one of the 500 public school districts of Pennsylvania.

Shenendehowa High School: Shenendehowa High School, often shortened to Shen High School, is a public high school located in Clifton Park, New York, part of New York's Capital Region.  It is part of the Shenendehowa Central School District and serves the district's 9th through 12th graders.  Students are separated between two buildings (East and West) by their grade levels.  Both buildings are located on the district's main campus off of NY 146.  The recently expanded East building houses 10th through 12th graders, while the West building houses only 9th graders.  It is the largest public school district in a suburban area in New York State.

Little Red Schoolhouse (Brunswick, New York): The District #6 Schoolhouse, also known locally as the Little Red Schoolhouse or the Lincoln School, located in Brunswick, New York, United States, is a one-room schoolhouse built c. 1830 or 1837 that was home to grades one through eight until the consolidation of Brunswick (Brittonkill) Central School District in 1952.  It was added to the National Register of Historic Places (NRHP) on July 3, 2008 and a dedication ceremony for the accomplishment was held on June 12, 2009.

Garfield School (Brunswick, New York): The District #2 Schoolhouse, known locally as the Garfield School and also known as Brunswick District No. 2 School, located in Brunswick, New York, United States, is a two-room schoolhouse built and opened in 1881.  It hosted local students until the consolidation of Brunswick (Brittonkill) Central School District in the mid-1950s.  It was added to the National Register of Historic Places (NRHP) in 1988, becoming the first building in the Town of Brunswick to be added to the Register.  It is the current home of the Brunswick Historical Society.

Brunswick (Brittonkill) Central School District: Brunswick (Brittonkill) Central School District (BCSD) is a rural fringe central school district located east of the city of Troy whose main campus resides in the town of Brunswick in Rensselaer County, New York, United States.  The district has two operating school buildings: Tamarac Elementary School (Pre-K through 5) and Tamarac Secondary School (6 through 12).  The district is a member of the Rensselaer-Columbia-Greene Board of Cooperative Educational Services (BOCES), known as Questar III.

Blue Mountain School District: The Blue Mountain School District is a midsized, rural public school district in Schuylkill County, Pennsylvania.  The District is one of the 500 public school districts of Pennsylvania.  The District serves the Boroughs of Auburn, Cressona, Deer Lake, New Ringgold and Orwigsburg and Wayne Township, East Brunswick Township, North Manheim Township and West Brunswick Township in Schuylkill County, Pennsylvania.  Blue Mountain School District encompasses approximately 125 sqmi .  According to 2000 federal census data, it served a resident population of 19,436.  By 2010, the district's population was 20,463 people, making it a District of the Third Class.  The educational attainment levels for the Blue Mountain School District population (25 years old and over) were 88.6% high school graduates and 22.5% college graduates.

Jamesville-DeWitt Central School District: Jamesville-DeWitt Central School District is a public school district that serves Jamesville, New York and the town of DeWitt, New York.  The school district consists of 2786 students in 5 schools (three K-4 elementary schools, one 5-8 middle school, and one 9-12 high school).  The current superintendent is Dr. Alice Kendrick.  The Jamesville- DeWitt Central School District offices are located in DeWitt, New York.

Supporting paragraphs: Brunswick (Brittonkill) Central School District Brunswick, New York
Answer: 11,941