Question: What was the population in the 2010 census of the town that owns Dexter Regional Airport ? 

Context paragraphs:
Napier Field, Alabama: Napier Field is a town in Dale County, Alabama, United States.  At the 2010 census the population was 354.  It is part of the Ozark micropolitan statistical area.  The town was originally constructed as a military air base during the Second World War.  It is currently adjacent to Dothan Regional Airport.  While the airport itself lies within Dothan's city limits, the adjacent housing units and other buildings constitute the incorporated town of Napier Field.

Hibbing, Minnesota: Hibbing is a city in Saint Louis County, Minnesota, United States.  The population was 16,361 at the 2010 census.  The city was built on the rich iron ore of the Mesabi Iron Range.  At the edge of town is the largest open-pit iron mine in the world, the Hull–Rust–Mahoning Open Pit Iron Mine.  U.S. Highway 169, State Highway 37, State Highway 73, Howard Street, and 1st Avenue are five of the main routes in Hibbing.  The Range Regional Airport offers daily commercial flights between Hibbing and Minneapolis, as well as hosting many private pilots and the Minnesota Department of Natural Resources fire fighting aircraft.

Dexter, Maine: Dexter is a town in Penobscot County, Maine, United States.  The population was 3,895 at the 2010 census.  It is part of the Bangor metropolitan statistical area.  Dexter Regional High School, which serves Dexter as well as other nearby small towns, is located in the town.

North Haven, Maine: North Haven is a town in Knox County, Maine, United States, in Penobscot Bay.  The town is both a year-round island community and a prominent summer colony.  The population was 355 at the 2010 census.  North Haven is accessed by three-times daily ferry service from Rockland, or by air taxi from Knox County Regional Airport.

Mankato, Minnesota: Mankato ( ) is a city in Blue Earth, Nicollet, and Le Sueur counties in the state of Minnesota.  It is the 22nd biggest city in Minnesota.  The population was 41,044 according to 2015 US census estimates, making it the fifth largest city in Minnesota outside of the Minneapolis–Saint Paul metropolitan area.  The county seat of Blue Earth County, it is located along a large bend of the Minnesota River at its confluence with the Blue Earth River.  Mankato is across the Minnesota River from North Mankato.  Mankato and North Mankato have a combined population of over 53,000, according to the 2010 census.  It completely encompasses the town of Skyline.  North of Mankato Regional Airport, a tiny non-contiguous part of the city is located within Le Sueur County.  Most of the city of Mankato is located within Blue Earth County.

Londonderry, New Hampshire: Londonderry is a town in western Rockingham County, New Hampshire, United States.  The town is bordered on the north by the city of Manchester and on the east by the town of Derry.  The population was 24,129 at the 2010 census.  Londonderry is known for its apple orchards and is home to the headquarters of Stonyfield Farm and partial home to Manchester-Boston Regional Airport.

Whitefield, New Hampshire: Whitefield is a town in Coos County, New Hampshire, United States, in the White Mountains Region.  The population was 2,306 at the 2010 census.  Situated on the northern edge of the White Mountains, Whitefield is home to the Mount Washington Regional Airport and the White Mountains Regional High School.

Dexter Regional Airport: Dexter Regional Airport is a public use airport in Penobscot County, Maine, United States.  It is owned by the Town of Dexter and is located three nautical miles (5.56 km) east of the central business district.

Vinalhaven, Maine: Vinalhaven is a town located on the larger of the two Fox Islands in Knox County, Maine, United States.  Vinalhaven is also used to refer to the Island itself.  The population was 1,165 at the 2010 census.  It is home to a thriving lobster fishery and hosts a summer colony.  Since there is no bridge to the island, Vinalhaven is accessible from Rockland via an approximately hour-and-fifteen-minute ferry ride across West Penobscot Bay, or by air taxi from Knox County Regional Airport.

Owls Head, Maine: Owls Head is a town in Knox County, Maine, United States.  The population was 1,580 at the 2010 census.  A resort and fishing area, the community is home to the Knox County Regional Airport.  It includes the village of Ash Point.

Supporting paragraphs: Dexter Regional Airport Dexter, Maine
Answer: 3,895