Pima County, Arizona

Infobox U.S. County
county = Pima County
state = Arizona

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map size = 200
founded = 1864
seat = Tucson | area_total_sq_mi =9189
area_land_sq_mi =9186
area_water_sq_mi =3
area percentage = 0.03%
census yr = 2000
pop = 843746
density_km2 = 420
web = www.pima.gov
|

Pima County is a county in the south central region of the U.S. state of Arizona. The county is named after the Pima American Indian tribe which was indigenous to the area. The population was 843,746 at the 2000 census. The county seat is Tucson,GR|6 where nearly all of the population is centered.

Pima County contains parts of the Tohono O'odham Nation, as well as all of the San Xavier Indian Reservation, Organ Pipe Cactus National Monument, Ironwood Forest National Monument and Saguaro National Park.

The vast majority of the county population lies in and around the city of Tucson (2005 city population: 529,770), filling much of the eastern part of the county with urban development. Tucson, Arizona's second largest city, is a major commercial and academic center. Other urban areas include the Tucson suburbs of Oro Valley (population 39,400), Marana (population 26,725), Sahuarita (population 13,990), and South Tucson (population 5,630), a large ring of unincorporated urban development, and the growing satellite town Green Valley. The rest of the county is sparsely populated; the largest towns are Sells, the capital of the Tohono O'odham Nation, and Ajo in the far western region of the county.

History

Pima County, one of the four original counties in Arizona, was created by the 1st Arizona Territorial Legislature with land acquired through the Gadsden Purchase from Mexico in 1853. The original county consisted of all of Arizona Territory east of latitude 113° 20' and south of the Gila River. [cite book | last = Wagoner | first = Jay J. | title = Arizona Territory 1863-1912: A Political history | publisher = University of Arizona Press | location = Tucson | date = 1970 | isbn=0-8165-0176-9 | pages= p. 58] Soon thereafter, the counties of Cochise, Graham and Santa Cruz were carved from the original Pima County.

Geography

According to the U.S. Census Bureau, the county has a total area of 9,189 square miles (29,799 km²), of which, 9,186 square miles (23,792 km²) of it is land and 3 square miles (7 km²) of it (0.03%) is water.

Major Highways

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=Adjacent Counties and Municipios=

* Yuma County, Arizona - west
* Maricopa County, Arizona - north
* Pinal County, Arizona - north
* Graham County, Arizona - northeast
* Cochise County, Arizona - east
* Santa Cruz County, Arizona - southeast
* Altar, Sonora, Mexico - south
* Caborca, Sonora, Mexico - south
* Plutarco Elías Calles, Sonora, Mexico - south
* Sáric, Sonora, Mexico - south

National protected areas

* Buenos Aires National Wildlife Refuge
* Cabeza Prieta National Wildlife Refuge (part)
* Coronado National Forest (part)
* Ironwood Forest National Monument (part)
* Organ Pipe Cactus National Monument
* Saguaro National Park

Demographics

As of the censusGR|2 of 2000, there were 843,746 people, 332,350 households, and 212,039 families residing in the county. The population density was 92 people per square mile (35/km²). There were 366,737 housing units at an average density of 40 per square mile (15/km²). The racial makeup of the county was 75.07% White, 3.03% Black or African American, 3.22% Native American, 2.04% Asian, 0.13% Pacific Islander, 13.30% from other races, and 3.21% from two or more races. 29.34% of the population were Hispanic or Latino of any race. 22.80% reported speaking Spanish at home [http://www.mla.org/map_data_results&state_id=4&county_id=19&mode=geographic&order=r] .

There were 332,350 households out of which 29.20% had children under the age of 18 living with them, 47.70% were married couples living together, 11.80% had a female householder with no husband present, and 36.20% were non-families. 28.50% of all households were made up of individuals and 9.40% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 3.06.

In the county the population was spread out with 24.60% under the age of 18, 10.90% from 18 to 24, 28.40% from 25 to 44, 21.90% from 45 to 64, and 14.20% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 95.70 males. For every 100 females age 18 and over, there were 92.70 males.

The median income for a household in the county was $36,758, and the median income for a family was $44,446. Males had a median income of $32,156 versus $24,959 for females. The per capita income for the county was $19,785. About 10.50% of families and 14.70% of the population were below the poverty line, including 19.40% of those under age 18 and 8.20% of those age 65 or over.

Communities

ee also

*National Register of Historic Places listings in Pima County, Arizona

References

External links

* [http://www.co.pima.az.us/ Official website]