Demographic Characteristics of New Castle County, Delaware
Total Population: 500,265
New Castle County, Delaware Age/Gender Statistics
 Male Population: 242,943 (48.56%) |
 Female Population: 257,322 (51.44%) |
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| Under 5 years | 33,384 | 45 to 54 years: | 66,882 |
| 5 to 9 years: | 36,150 | 55 to 59 years: | 23,739 |
| 10 to 14 years: | 34,961 | 60 to 64 years: | 17,953 |
| 15 to 19 years: | 36,309 | 65 to 74 years: | 30,904 |
| 20 to 24 years: | 35,499 | 75 to 84 years: | 20,556 |
| 25 to 34 years: | 73,869 | 85 years and over: | 6,443 |
| 35 to 44 years: | 83,616 | ||
| Median Age: 35 | |||
New Castle County, Delaware Racial Statistics
One Race
492,158
White
365,810
Black or African American
101,167
American Indian and Alaska Native
979
Asian
12,950
Asian Indian
4,542
Chinese
3,682
Filipino
1,291
Japanese
394
Korean
1,438
Vietnamese
592
Other Asian
1,011
Native Hawaiian and Other Pacific Islander
165
Native Hawaiian
22
Guamanian or Chamorro
37
Samoan
27
Other Pacific Islander
79
Some other race
11,087
Two or more races
8,107
New Castle County, Delaware Hispanic Population Statistics
| Total Hispanic or Latino Population: 26,293 | |||
| Mexican | Puerto Rican | Cuban | Other |
| 8,816 | 11,139 | 702 | 5,636 |
New Castle County, Delaware Relationship Statistics
| In households: 482,751 (96.50%) | In group quarters: 17,514 (3.50%) | ||
| Householder | 188,935 | Institutionalized | 7,345 |
| Spouse | 93,789 | Noninstitutionalized | 10,169 |
| Child | 145,346 | ||
| Own child under 18 years | 110,703 | ||
| Other relatives | 25,998 | ||
| Under 18 years | 11,101 | ||
| Nonrelatives | 28,683 | ||
| Unmarried partner | 11,396 | ||