Arnold Cdp, Maryland
As of the census of 2000, there were 23422 people in the census designated place, organized into 8373 households, and 6399 families residing in the census designated place. The population density was 2168.7 people per square mile (837.34/kmē), giving it the 151st most densely populated census designated place among the Maryland. There were 8623 housing units at an average density of 798.4 per square mile (308.26/kmē). The average household size was 2.76 and the average family size was 3.15. In the census designated place the population was spread out, with 27.8% under the age of 18, 6.1% from 18 to 24, 30.6% from 25 to 44, 26.9% from 45 to 64, and 8.6% who were 65 or older. For every 100 males there were 106.5 females. For every 100 males age 18 and over, there were 111 females. The median age of the census designated place's population was 37.1 years, the median age of male residents at 36.3 and the median age of female residents at 37.7. The racial makeup of the census designated place was 91.49% White, 4.83% Black or African American, 0.18% American Indian, 1.49% Asian, 0.03% Native Hawaiian, 1.38% from two or more races and 0.59% Other races.
The median income for a household in the census designated place was $74002, making it the 65th wealthiest census designated place by median household income among the Maryland. The median income for a family in the census designated place was $83633, it is the 60th highest census designated place by median family income in the U.S. state of Maryland. The per capita income for the census designated place was $31236, it is 60th wealthiest census designated place by per capita income in Maryland. The median income was $36059, The median income for males was $46021 versus $27642 for females.
In 2000, 7114 pupils and students, of which 3605 are male and 3509 are female, 30.37% of the total population, are in the education system. Of which, total enrollment of student are in, 495 nursery or pri school, 395 kindergarten, 2949 elementary school, 1650 high school and 1625 College graduate school.
| Year | Population |
|---|---|
| April 2000 census | 35838 |
| April 2000 Estimate | 35923 |
| July 2000 Estimate | 35969 |
| July 2001 Estimate | 36070 |
| July 2002 Estimate | 36294 |
| July 2003 Estimate | 36291 |
| July 2004 Estimate | 36329 |
| July 2005 Estimate | 36291 |
| July 2006 Estimate | 36477 |
| July 2007 Estimate | 36623 |
| July 2008 Estimate | 36524 |
| School | Male | Female | Total |
|---|---|---|---|
| Nursery school | 272 | 223 | 495 |
| Kindergarten | 212 | 183 | 395 |
| Elementary school | 1430 | 1519 | 2949 |
| High school | 952 | 698 | 1650 |
| College or graduate school | 739 | 886 | 1625 |
| Place | Median household income | Median family income | Per capita income |
|---|---|---|---|
| Arnold CDP, Maryland | $74002 | $83633 | $31236 |
| Anne Arundel County, Maryland | $61768 | $69019 | $27578 |
| Maryland, United States | $52868 | $61876 | $25614 |
| United States | $41994 | $50046 | $21587 |