Imperial is a city in Imperial County, California. Imperial is located 4 miles (6.4 km) north of El Centro. As of the 2006 census, the city had a population of 11,754. It is part of the 'El Centro, California Metropolitan Statistical Area'.
According to the United States Census Bureau, the city has a total area of 3.9 square miles (10.1 km²), all of it land.
Imperial has an arid desert climate. It is one of the hottest cities in the United States. In January, the normal high temperature is 70 degrees with a low of 42. In July, the normal high temperature is 110 degrees with a low of 82. Annual precipitation is around 3 inches.
Imperial was named by George Chaffey. The first post office at Imperial opened in 1901.Imperial incorporated in 1904.
As of the census of 2006, there were 11,754 people, 2,308 households, and 1,911 families residing in the city. The population density was 1,932.2 people per square mile (746.5/km²). There were 2,385 housing units at an average density of 609.6/sq mi (235.5/km²). The racial makeup of the city was 58.53% White, 2.66% Black or African American, 0.75% Native American, 2.71% Asian, 0.17% Pacific Islander, 30.90% from other races, and 4.27% from two or more races. 61.10% of the population were Hispanic or Latino of any race.
There were 2,308 households out of which 53.9% had children under the age of 18 living with them, 65.9% were married couples living together, 13.0% had a female householder with no husband present, and 17.2% were non-families. 14.0% of all households were made up of individuals and 5.2% had someone living alone who was 65 years of age or older. The average household size was 3.26 and the average family size was 3.60.
In the city the population was spread out with 35.3% under the age of 18, 7.8% from 18 to 24, 33.8% from 25 to 44, 16.8% from 45 to 64, and 6.3% who were 65 years of age or older. The median age was 30 years. For every 100 females there were 96.8 males. For every 100 females age 18 and over, there were 91.5 males.
The median income for a household in the city was $49,451, and the median income for a family was $53,053. Males had a median income of $37,373 versus $27,778 for females. The per capita income for the city was $16,538. About 8.9% of families and 11.6% of the population were below the poverty line, including 15.2% of those under age 18 and 5.2% of those age 65 or over.
In the state legislature Imperial is located in the 40th Senate District, represented by Democrat Denise Moreno Ducheny, and in the 80th Assembly District, represented by Republican Bonnie Garcia. Federally, Imperial is located in California's 51st congressional district, which has a Cook PVI of D +7 and is represented by Democrat Bob Filner.