Diamond Bar City, California
According to 2000 Census Bureau, there were 56287 people, 17651 households, and 14801 families residing in the city. The population density was 3813.2 people per square mile (1472.28/km˛), giving it the 297th most densely populated city among the California. There were 17959 housing units at an average density of 1216.7 per square mile (469.77/km˛). The average household size was 3.18 and the average family size was 3.47. In the city the population was distributed as follows: 27% under the age of 18, 8.8% from 18 to 24, 29.6% from 25 to 44, 27.2% from 45 to 64, and 7.5% who were 65 or older. For every 100 females there were 96 males. For every 100 females age 18 and over, there were 92 males. The median age is 36.5 years, The median age of males and females living in Diamond Bar City was 35.3 and 37.5 years respectively. The racial or ethnic makeup of the city was 23103 White, 2680 Black or African American, 185 American Indian, 24066 Asian, 67 Native Hawaiian, 2368 from two or more races and 3818 Ohter races.
The median income for a household in the city was $68871, making its California's 159th highest city by median household income. The median income for a family in the city was $71911, making it the 213th highest city by median family income in California. The per capita income for the city was $25472, making it the 310th wealthiest city by per capita income among the California. The median income of city was $34668, The median income for males was $40971 versus $27271 for females.
In 2000, 19425 pupils and students, of which 9783 are male and 9642 are female, 34.51% of the total population, are in the education system. Of which, total enrollment of student are in, 870 nursery or pri school, 855 kindergarten, 7680 elementary school, 3829 high school and 6191 College graduate school.
| Year | Population |
|---|---|
| April 2000 census | 56287 |
| April 2000 Estimate | 56287 |
| July 2000 Estimate | 56398 |
| July 2001 Estimate | 56835 |
| July 2002 Estimate | 57505 |
| July 2003 Estimate | 57775 |
| July 2004 Estimate | 57750 |
| July 2005 Estimate | 57445 |
| July 2006 Estimate | 57041 |
| July 2007 Estimate | 56953 |
| July 2008 Estimate | 57235 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 451 | 419 | 870 |
| Kindergarten | 447 | 408 | 855 |
| Elementary school | 3595 | 4085 | 7680 |
| High school | 2055 | 1774 | 3829 |
| College or graduate school | 3235 | 2956 | 6191 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Diamond Bar city, California | $68871 | $71911 | $25472 |
| Los Angeles County, California | $42189 | $46452 | $20683 |
| California, United States | $47493 | $53025 | $22711 |
| United States | $41994 | $50046 | $21587 |