Yuma County, Arizona
According to 2000 Census Bureau, there were 160026 residents, 53848 households, and 41664 families in the county. The population density was 29 people per square mile (11.2/km˛), it would be the fifth most densely populated county in the U.S. state of Arizona. There were 74140 housing units at an average density of 13.4 per square mile (5.17/km˛). It has an average household size was 2.86 persons, and the average family size was 3.27 persons. In the county the population is diverse age-wise, with 28.9% under the age of 18, 10% from 18 to 24, 25.6% from 25 to 44, 18.9% from 45 to 64, and 16.5% who were 65 or older. For every 100 females there were 102 males. For every 100 females age 18 and over, there were 101.1 males. In July 2008, its estimated population was 194322, The racial or ethnic makeup of the county was 179457 White, 6183 Black or African American, 3407 American Indian, 2316 Asian, 361 Native Hawaiian, and 2598 from two or more races.
The median income for a household in the county was $32182, it is seventh wealthiest county by median household income in Arizona. The median income for a family in the county was $34659, making it the tenth wealthiest county by median family income among the Arizona. The per capita income for the county was $14802, making its Arizona's 11th highest county by per capita income.
In 2000, 43353 pupils and students, of which 49.41% are male and 50.59% are female, 27.09% of the total population, are in the education system. Of which, percentage of enrollment student are in, 5.25% nursery or pri school, 6.16% kindergarten, 49.44% elementary school, 22.86% high school and 16.29% College graduate school.
| Rank | City | County | Total Area mi2 | Land Area mi2 | Water Area mi2 | Population | Density mi2 | Per capita Income | House hold Income |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Fortuna Foothills Cdp | Yuma County | 40.02 | 40.02 | 0 | 20478 | 511.7 | 19986 | 34135 |
| 2 | Gadsden Cdp | Yuma County | 1.73 | 1.73 | 0 | 953 | 550.5 | 6562 | 21000 |
| 3 | San Luis City | Yuma County | 26.46 | 26.44 | 0.03 | 15322 | 579.5 | 5377 | 22966 |
| 4 | Somerton City | Yuma County | 1.33 | 1.33 | 0 | 7266 | 5483.2 | 7960 | 26544 |
| 5 | Tacna Cdp | Yuma County | 1.89 | 1.89 | 0 | 555 | 294.3 | 11197 | 25556 |
| 6 | Wellton Town | Yuma County | 2.51 | 2.51 | 0 | 1829 | 727.3 | 13644 | 27045 |
| 7 | Yuma City | Yuma County | 106.72 | 106.65 | 0.07 | 77515 | 726.8 | 16730 | 35374 |
| Year | Population |
|---|---|
| April 2000 census | 160026 |
| April 2000 Estimate | 160026 |
| July 2000 Estimate | 160713 |
| July 2001 Estimate | 163218 |
| July 2002 Estimate | 166097 |
| July 2003 Estimate | 169272 |
| July 2004 Estimate | 173915 |
| July 2005 Estimate | 180009 |
| July 2006 Estimate | 185113 |
| July 2007 Estimate | 189610 |
| July 2008 Estimate | 194322 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 1189 | 1089 | 2278 |
| Kindergarten | 1494 | 1175 | 2669 |
| Elementary school | 10735 | 10699 | 21434 |
| High school | 4914 | 4997 | 9911 |
| College or graduate school | 3087 | 3974 | 7061 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Yuma County, Arizona | $32182 | $34659 | $14802 |
| Arizona, United States | $40558 | $46723 | $20275 |
| United States | $41994 | $50046 | $21587 |