Douglas is a city in Cochise County, Arizona, United States that lies in the north-west to south-east running Sulpher Springs Valley. Douglas has a border crossing with Mexico at Agua Prieta and a history of mining.
Douglas is located near the southeastern corner of Arizona on the U.S.-Mexico border, across from the city of Agua Prieta, Sonora.
U.S. Route 191 leads north from Douglas 69 miles (111 km) to Interstate 10 near Willcox. Arizona State Route 80 leads west 26 miles (42 km) to Bisbee and northeast 80 miles (130 km) to Interstate 10 in New Mexico.
As of the census of 2010, there were 17,509 people, 4,986 households, and 3,662 families residing in the city. The population density was 1,750.9 people per square mile (676.0/km²). There were 5,652 housing units at an average density of 565.2 per square mile (218.2/km²). The racial makeup of the city was 68.2% white, 2.8% black or African-American, 1.7% American Indian or Alaska Native, 0.5% Asian, 0.1% Native Hawaiian or other Pacific Islander, 24.2% some other race, and 2.6% two or more races. 82.6% of the population were Hispanic or Latino of any race.
There were 4,986 households, out of which 45.9% had children under the age of 18 living with them, 42.9% were headed by married couples living together, 24.0% had a female householder with no husband present, and 26.6% were non-families. 23.5% of all households were made up of individuals, and 11.3% were someone living alone who was 65 years of age or older. The average household size was 2.98, and the average family size was 3.56.
In the city, the age distribution of the population was 28.2% under the age of 18, 10.4% from 18 to 24, 28.2% from 25 to 44, 21.7% from 45 to 64, and 11.5% who were 65 years of age or older. The median age was 32.2 years. For every 100 females, there were 120.7 males. For every 100 females age 18 and over, there were 127.4 males.
For the period 2008-12, the estimated median annual income for a household in the city was $28,548, and the median income for a family was $33,117. Male full-time workers had a median income of $25,853 versus $31,222 for females. The per capita income for the city was $13,376. About 25.1% of families and 30.2% of the population were below the poverty line, including 36.8% of those under age 18 and 29.0% of those age 65 or over.