Question: What is the population of unincorporated village which is among democrat district 

Context articles: Wilder, Vermont
The Bellmores, New York
Avella Area School District
China Village, Maine
Bethlehem-Center School District
Kleinburg
Derry Township School District
Kenton, Manitoba
John Brooks (politician)
Bradford (CDP), Vermont

Wilder is an unincorporated village and census-designated place (CDP) within the town of Hartford in Windsor County, Vermont.
 It is the location of the Wilder Dam on the Connecticut River.
 The population of the CDP was 1,690 at the 2010 census.
 The village center is an early example of a planned mill community, and was listed on the National Register of Historic Places as the Wilder Village Historic District in 1999.
Bellmore is a hamlet and census-designated place (CDP) in Nassau County, New York, United States.
 The population according to the 2010 census was 16,218.
 Bellmore is located on the south shore of Long Island 5 miles from Jones Beach State Park, approximately 27 mi east of Manhattan, and 10 mi east of the Nassau-Queens (New York City) Line.
The Avella Area School District is a diminutive, rural public school district serving less than 680 students in grades K-12.
 Approximately 30 miles southwest of Pittsburgh, Pennsylvania, the school district's two schools are located on a beautiful rural campus that also facilitates a state certified day care and preschool.
 The district covers the Borough of West Middletown and Cross Creek Township, Hopewell Township and Independence Township in Washington County, Pennsylvania.
 The district is headquartered in the unincorporated Village of Avella.
 The Avella Area School District encompasses approximately 73 sqmi .
 According to 2000 federal census data, it served a resident population of 4,497.
 By 2010, the district's population declined to 4,210 people.
 In 2009, the district residents' per capita income was $17,193, while the median family income was $42,246.
 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.
China Village is an unincorporated village in the town of China, Kennebec County, Maine, United States.
 The community is located at the junction of U.S. Route 202, Maine State Route 9, and Maine State Route 137 7.6 mi southeast of Waterville.
 China Village has a post office with ZIP code 04926.
 Most of the village is part of the China Village Historic District, added to the National Register of Historic Places in 1977.
The Bethlehem-Center School District is a small, rural, public school district located in the unincorporated Village of Fredericktown, Pennsylvania.
 It is one of fourteen school districts in Washington County, Pennsylvania.
 It encompasses approximately 55 sqmi serving the Boroughs of Beallsville, Centerville, Deemston and Marianna and East Bethlehem Township and West Bethlehem Township.
 The district operates three schools.
 According to 2000 federal census data, it serves a resident population of 9,292.
 In 2009 the district residents' per capita income was $15,236, while the median family income was $37,302.
 According to District officials, in school year 2007-08 the Bethlehem-Center School District provided basic educational services to 1,452 pupils through the employment of 107 teachers, 57 full-time and part-time support personnel, and 8 administrators.
 Bethlehem-Center School District received more than $12.6 million in state funding in school year 2007-08.
Kleinburg is an unincorporated village in the city of Vaughan, Ontario, Canada.
 It is home to the McMichael Canadian Art Collection, an art gallery with a focus on the Group of Seven, and the Kortright Centre for Conservation.
 In 2001, the village and its surrounding communities had a population of 4,595; the village itself has 282 dwellings, with a population of 952.
 Kleinburg comprises a narrow section of hilly landscape situated between two branches of the Humber River.
 The historic village is bounded by Highway 27 on the west and Stegman’s Mill Road to the east.
 Kleinburg has subsumed the nearby hamlet of Nashville.
The Derry Township School District is a midsized, suburban public school district which serves Derry Township in Dauphin County, Pennsylvania.
 The district includes the unincorporated Village of Hershey.
 Derry Township School District encompasses approximately 27 sqmi .
 According to 2000 federal census data, it serves a resident population of 21,273.
 By 2010, the district's population increased to 24,690 people.
 The educational attainment levels for the Derry Township School District population (25 years old and over) were 94% high school graduates and 51.4% college graduates.
 Pennsylvania State University's Hershey Medical Center is located within the district boundaries.
 Derry Township School District is one of the 500 public school districts of Pennsylvania.
Kenton is an unincorporated community recognized as a local urban district in Manitoba, Canada.
 It is located in the Rural Municipality of Woodworth, about an hour's drive west of Brandon.
 The first permanent settlement of the area began in 1881, following the westward expansion of the borders of the province of Manitoba.
 The settlement was named for its first postmaster, A.W. Kent.
 Kenton became an unincorporated village district in 1947.
 In 1986, the community had a population of 158.
 Water supply for the community is from the nearby half-mile long Kenton Reservoir on Bars Creek, a tributary of the Oak River.
 The 600 acre foot reservoir was constructed in 1969 by the Prairie Farm Rehabilitation Administration and also provides an opportunity for sport fishing.
 Kenton is the location of the municipal council chamber for the RM of Woodworth.
John Brooks is the New York State Senator for the 8th District of the New York Senate.
 A Democrat, his district includes portions of Amityville, Freeport, Lindenhurst and Massapequa Park as well as the unincorporated villages of Baldwin, Baldwin Harbor, Bellmore, Copiague, East Farmingdale, East Massapequa, Massapequa, Merrick, North Amityville, North Bellmore, North Lindenhurst, North Merrick, Roosevelt, Seaford, South Farmingdale, Wantagh, West Babylon, Wheatley Heights and Wyandanch on Long Island.
 Brooks, despite being a member of the Democratic caucus, was a registered Republican until after the 2017 local elections.
Bradford is an unincorporated village in the town of Bradford, Orange County, Vermont, United States.
 The population was 815 at the 2000 census, at which time it was an incorporated place with many high mountains and beautiful scenery along with many wild animals including dogs, cats, and some foxes.
 The village disincorporated on December 1, 2004.
 The village became a census-designated place in 2008.
 The central commercial and residential portion of the village is listed on the National Register of Historic Places as the Bradford Village Historic District.