Question: According to the 2010 census, what was the population of the county in which Nimrod, Montana is located?

Context articles: Petroleum County, Montana
Morris County, New Jersey
Fergus County, Montana
Mankato, Minnesota
Toole County, Montana
Nimrod, Montana
Granite County, Montana
Phillips County, Montana
Roosevelt County, Montana
Dutton, Montana

Petroleum County is a county located in the U.S. state of Montana.
 As of the 2010 census, the population was 494, making it the least populous county in Montana and the seventh-least populous in the United States.
 Its county seat is Winnett.
 The Montana Legislature approved the formation of the county by separating it from Fergus County; Petroleum County was thus created on February 25, 1925, as the last of Montana's 56 counties.
Morris County is a county located in the U.S. state of New Jersey, about 25 mi west of New York City.
 According to the 2010 United States Census, the population was 492,276, up from the 470,212 at the 2000 Census, As of the 2016 Census estimate, the county's population was 498,423, making it the state's 10th-most populous county, and marking a 1.2% increase from 2010.
 The county is part of the New York Metropolitan Area, and its county seat is Morristown.
 The most populous place was Parsippany-Troy Hills Township, with 53,238 residents at the time of the 2010 Census, while Rockaway Township covered 45.55 sqmi , the largest total area of any municipality.
Fergus County is a county in the U.S. state of Montana.
 As of the 2010 census, the population was 11,586.
 Its county seat is Lewistown.
 The county was founded in 1885 and named for James Fergus, a Montana politician who was instrumental in creating the county (or, according to another source, John Fergus).
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.
Toole County is a county located in the northern portion of the U.S. state of Montana.
 As of the 2010 census, the population was 5,324.
 Its county seat is Shelby.
 The county was established in 1914 from parts of Hill County and Teton County and was named after Joseph Toole, the first and fourth governor of Montana.
 Its northern boundary is the Canada–United States border south of Alberta.
Nimrod is an extinct town in Granite County, Montana.
 The GNIS classifies it as a populated place.
Granite County is a county located in the U.S. state of Montana.
 As of the 2010 census, the population was 3,079.
 Its county seat is Philipsburg.
 The county was founded in 1893 and named for a mountain which contains the Granite Mountain silver mine.
Phillips County is a county located in the U.S. state of Montana.
 As of the 2010 census, the population was 4,253.
 Its county seat is Malta.
 Before February 5, 1915, Phillips County was part of Blaine County, Montana, and before 1912 both were part of Chouteau County, Montana.
 It was named in honor of rancher and state senator Benjamin D. Phillips.
Roosevelt County is a county located in the U.S. state of Montana.
 As of the 2010 census, the population was 10,425.
 Its county seat is Wolf Point.
 Roosevelt County was created by the Montana Legislature in 1919 from Sheridan County.
 The name honors former president Theodore Roosevelt, who had died shortly before the county was formed.
Dutton is a town in Teton County, Montana, United States.
 The population was 316 at the 2010 census.
 Dutton lost population from the 2010 census by 73 people of 18% of its population.
 It is also considered the Wheat Capital of Montana and is located in the Golden Triangle region.