Barry is a city in Pike County, Illinois, United States. The population was 1,318 at the 2010 census, down from 1,368 in 2000.GeographyBarry is located at .According to the 2010 census, Barry has a total area of 1.41sqmi, all land.Demographics2010 censusAs of the census of 2010, there were 1,318 people, 545 households, and 341 families residing in the city.2000 censusAs of the census of 2000, there were 1,368 people, 552 households, and 363 families residing in the city. The population density was 1,198.0 people per square mile (463.3/km²). There were 623 housing units at an average density of 545.6/sq mi (211.0/km²). The racial makeup of the city was 99.42% White, 0.44% Asian, and 0.15% from two or more races. Hispanic or Latino of any race were 0.80% of the population.There were 552 households out of which 29.5% had children under the age of 18 living with them, 52.5% were married couples living together, 10.3% had a female householder with no husband present, and 34.2% were non-families. 32.4% of all households were made up of individuals and 20.3% had someone living alone who was 65 years of age or older. The average household size was 2.32 and the average family size was 2.91.In the city, the population was spread out with 23.2% under the age of 18, 7.4% from 18 to 24, 24.3% from 25 to 44, 21.4% from 45 to 64, and 23.8% who were 65 years of age or older. The median age was 41 years. For every 100 females there were 84.6 males. For every 100 females age 18 and over, there were 79.4 males.
