Orange County, California
According to 2000 Census Bureau, there were 2846289 people, 935287 households, and 667917 families living in the county. The population density was 3605.6 people per square mile (1392.13/kmē), it is second most densely populated county in California. There were 969484 housing units at an average density of 1228.1 per square mile (474.17/kmē). The average household size was 3 persons, and the average family size was 3.48 persons. Age range in the county was well distributed with 27% under the age of 18, 9.4% from 18 to 24, 33.2% from 25 to 44, 20.6% from 45 to 64, and 9.9% who were 65 or older. For every 100 females there were 99 males. For every 100 females age 18 and over, there were 96.7 males. As of July 2008, the estimated population of the county is 3010759, The racial or ethnic makeup of the county was 78.35% White, 1.97% Black or African American, 0.87% American Indian, 16.23% Asian, 0.37% Native Hawaiian, and 2.21% from two or more races.
The median income for a household in the county was $58820, making its California's sixth highest county by median household income. The median income for a family in the county was $64611, it is eighth wealthiest county by median family income in California. The per capita income for the county was $25826, it is the tenth highest county by per capita income in the U.S. state of California.
In 2000, 847671 pupils and students, of which 425264 are male and 422407 are female, 29.78% of the total population, are in the education system. Of which, total enrollment of student are in, 47441 nursery or pri school, 47040 kindergarten, 357414 elementary school, 165027 high school and 230749 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 | Aliso Viejo Cdp | Orange County | 10.23 | 10.23 | 0 | 40166 | 3927.7 | 35244 | 76409 |
| 2 | Anaheim City | Orange County | 50.45 | 48.94 | 1.51 | 328014 | 6702 | 18266 | 47122 |
| 3 | Brea City | Orange County | 10.55 | 10.54 | 0.01 | 35410 | 3358.1 | 26307 | 59759 |
| 4 | Buena Park City | Orange County | 10.64 | 10.57 | 0.06 | 78282 | 7403.1 | 18031 | 50336 |
| 5 | Costa Mesa City | Orange County | 15.69 | 15.63 | 0.06 | 108724 | 6956.3 | 23342 | 50732 |
| 6 | Coto De Caza Cdp | Orange County | 7.92 | 7.89 | 0.03 | 13057 | 1654.5 | 55900 | 136726 |
| 7 | Cypress City | Orange County | 6.62 | 6.61 | 0.01 | 46229 | 6991.1 | 25798 | 64377 |
| 8 | Dana Point City | Orange County | 29.44 | 6.64 | 22.8 | 35110 | 5290.1 | 37938 | 63043 |
| 9 | Foothill Ranch Cdp | Orange County | 2.82 | 2.82 | 0 | 10899 | 3858.8 | 36013 | 89038 |
| 10 | Fountain Valley City | Orange County | 8.92 | 8.91 | 0.01 | 54978 | 6167.8 | 26521 | 69734 |
| 11 | Fullerton City | Orange County | 22.23 | 22.2 | 0.03 | 126003 | 5675.9 | 23370 | 50269 |
| 12 | Garden Grove City | Orange County | 18.04 | 18.02 | 0.02 | 165196 | 9165.2 | 16209 | 47754 |
| 13 | Huntington Beach City | Orange County | 31.56 | 26.39 | 5.17 | 189594 | 7183.6 | 31964 | 64824 |
| 14 | Irvine City | Orange County | 46.5 | 46.18 | 0.31 | 143072 | 3098 | 32196 | 72057 |
| 15 | La Habra City | Orange County | 7.33 | 7.33 | 0 | 58974 | 8045.8 | 18923 | 47652 |
| 16 | La Palma City | Orange County | 1.85 | 1.81 | 0.04 | 15408 | 8499.3 | 26598 | 68438 |
| 17 | Laguna Beach City | Orange County | 9.74 | 8.85 | 0.9 | 23727 | 2681.5 | 58732 | 75808 |
| 18 | Laguna Hills City | Orange County | 6.38 | 6.35 | 0.03 | 31178 | 4911.1 | 36133 | 70234 |
| 19 | Laguna Niguel City | Orange County | 14.72 | 14.66 | 0.06 | 61891 | 4221 | 39167 | 80733 |
| 20 | Laguna Woods City | Orange County | 3.2 | 3.2 | 0 | 16507 | 5158.4 | 32071 | 30493 |
| 21 | Lake Forest City | Orange County | 12.62 | 12.49 | 0.12 | 58707 | 4698.8 | 28583 | 67967 |
| 22 | Las Flores Cdp | Orange County | 2 | 2 | 0 | 5625 | 2816 | 38241 | 89978 |
| 23 | Los Alamitos City | Orange County | 4.1 | 4.01 | 0.08 | 11536 | 2875.5 | 26014 | 55286 |
| 24 | Mission Viejo City | Orange County | 19.03 | 18.66 | 0.37 | 93102 | 4990.1 | 33302 | 78248 |
| 25 | Newport Beach City | Orange County | 39.85 | 14.78 | 25.07 | 70032 | 4738.8 | 63015 | 83455 |
| 26 | Newport Coast Cdp | Orange County | 7.21 | 7.05 | 0.16 | 2671 | 378.9 | 98770 | 164653 |
| 27 | Orange City | Orange County | 23.9 | 23.39 | 0.51 | 128821 | 5506.4 | 24294 | 58994 |
| 28 | Placentia City | Orange County | 6.6 | 6.59 | 0.01 | 46488 | 7051.3 | 23843 | 62803 |
| 29 | Portola Hills Cdp | Orange County | 1.26 | 1.26 | 0 | 6391 | 5063.6 | 34057 | 90874 |
| 30 | Rancho Santa Margarita City | Orange County | 12.3 | 12.27 | 0.02 | 47214 | 3847.6 | 31531 | 78475 |
| 31 | Rossmoor Cdp | Orange County | 1.56 | 1.56 | 0 | 10298 | 6583.8 | 38642 | 86457 |
| 32 | San Clemente City | Orange County | 18.36 | 17.62 | 0.74 | 49936 | 2833.4 | 34169 | 63507 |
| 33 | San Joaquin Hills Cdp | Orange County | 1.33 | 1.22 | 0.11 | 2959 | 2427.8 | 66544 | 102879 |
| 34 | San Juan Capistrano City | Orange County | 14.34 | 14.21 | 0.14 | 33826 | 2381.2 | 29926 | 62392 |
| 35 | Santa Ana City | Orange County | 27.4 | 27.14 | 0.26 | 337977 | 12451.9 | 12152 | 43412 |
| 36 | Seal Beach City | Orange County | 13.22 | 11.51 | 1.72 | 24157 | 2099.5 | 34589 | 42079 |
| 37 | Stanton City | Orange County | 3.12 | 3.12 | 0 | 37403 | 11971 | 14197 | 39127 |
| 38 | Tustin City | Orange County | 11.4 | 11.4 | 0 | 67504 | 5921.4 | 25932 | 55985 |
| 39 | Tustin Foothills Cdp | Orange County | 6.7 | 6.7 | 0 | 24044 | 3590.5 | 42656 | 96230 |
| 40 | Villa Park City | Orange County | 2.11 | 2.11 | 0 | 5999 | 2844.9 | 53130 | 116203 |
| 41 | Westminster City | Orange County | 10.11 | 10.11 | 0 | 88207 | 8724.2 | 18218 | 49450 |
| 42 | Yorba Linda City | Orange County | 19.86 | 19.37 | 0.49 | 58918 | 3042.3 | 36173 | 89593 |
| Year | Population |
|---|---|
| April 2000 census | 2846289 |
| April 2000 Estimate | 2846293 |
| July 2000 Estimate | 2856918 |
| July 2001 Estimate | 2893531 |
| July 2002 Estimate | 2921827 |
| July 2003 Estimate | 2947155 |
| July 2004 Estimate | 2965561 |
| July 2005 Estimate | 2969335 |
| July 2006 Estimate | 2970485 |
| July 2007 Estimate | 2976742 |
| July 2008 Estimate | 3010759 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 24787 | 22654 | 47441 |
| Kindergarten | 24074 | 22966 | 47040 |
| Elementary school | 184232 | 173182 | 357414 |
| High school | 83873 | 81154 | 165027 |
| College or graduate school | 108298 | 122451 | 230749 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Orange County, California | $58820 | $64611 | $25826 |
| California, United States | $47493 | $53025 | $22711 |
| United States | $41994 | $50046 | $21587 |