Brook is a town in Iroquois Township, Newton County, in the U.S. state of Indiana. The population was 997 at the 2010 census. History Brook was laid out in 1866. A post office has been in operation at the town since 1859. The George Ade House was listed on the National Register of Historic Places in 1976. Geography Brook is located in northwestern Indiana, on State Route 16, about west of Interstate 65. According to the 2010 census, Brook has a total area of , of which (or 98.51%) is land and (or 1.49%) is water. Demographics 2010 census As of the 2010 census, there were 997 people, 383 households, and 274 families living in the town. The population density was . There were 422 housing units at an average density of . The racial makeup of the town was 92.1% White, 0.1% African American, 0.7% Native American, 0.2% Asian, 0.2% Pacific Islander, 5.9% from other races, and 0.8% from two or more races. Hispanic or Latino of any race were 10.0% of the population. There were 383 households, of which 34.5% had children under the age of 18 living with them, 53.3% were married couples living together, 11.0% had a female householder with no husband present, 7.3% had a male householder with no wife present, and 28.5% were non-families. 25.1% of all households were made up of individuals, and 13.6% had someone living alone who was 65 years of age or older. The average household size was 2.60 and the average family size was 3.05. The median age in the town was 40.5 years. 24.8% of residents were under the age of 18; 7.3% were between the ages of 18 and 24; 24.6% were from 25 to 44; 25.9% were from 45 to 64; and 17.2% were 65 years of age or older. The gender makeup of the town was 48.4% male and 51.6% female. 2000 census As of the 2000 census, there were 1,062 people, 397 households, and 292 families living in the town. The population density was . There were 423 housing units at an average density of . The racial makeup of the town was 96.05% White, 0.28% African American, 0.19% Native American, 2.92% from other races, and 0.56% from two or more races. Hispanic or Latino of any race were 8.66% of the population. There were 397 households, out of which 34.8% had children under