Wilder is a city in Canyon County, Idaho, United States. The population was 1,533 at the 2010 census. Wilder is part of the Boise City–Nampa, Idaho Metropolitan Statistical Area. History Wilder was established in 1919, and was named for Marshall P. Wilder, a magazine editor. Geography Wilder is located at (43.676451, -116.910122). According to the United States Census Bureau, the city has a total area of , of which, is land and is water. Demographics 2010 census At the 2010 census there were 1,533 people, 453 households, and 353 families living in the city. The population density was . There were 501 housing units at an average density of . The racial makup of the city was 44.6% White, 0.2% African American, 1.8% Native American, 0.4% Asian, 51.1% from other races, and 1.9% from two or more races. Hispanic or Latino of any race were 75.9%. Of the 453 households 52.5% had children under the age of 18 living with them, 54.1% were married couples living together, 16.8% had a female householder with no husband present, 7.1% had a male householder with no wife present, and 22.1% were non-families. 18.8% of households were one person and 7.2% were one person aged 65 or older. The average household size was 3.38 and the average family size was 3.89. The median age was 27 years. 37.6% of residents were under the age of 18; 9.4% were between the ages of 18 and 24; 25.6% were from 25 to 44; 18.2% were from 45 to 64; and 9.1% were 65 or older. The gender makeup of the city was 48.7% male and 51.3% female. 2000 census At the 2000 census there were 1,462 people, 389 households, and 315 families living in the city. The population density was . There were 421 housing units at an average density of . The racial makup of the city was 33.99% White, 0.21% African American, 0.14% Native American, 0.27% Asian, 0.07% Pacific Islander, 62.93% from other races, and 2.39% from two or more races. Hispanic or Latino of any race were 76.40%. Of the 389 households 52.2% had children under the age of 18 living with them, 65.6% were married couples living together, 9.8% had a female householder with no husband present, and 19.0% were non-families. 17.2% of households were one person and 10.5% were one person aged 65 or older. The average household size was 3.76