Demographic Characteristics of Mercer County, New jersey
Total Population: 350,761
Mercer County, New jersey Age/Gender Statistics
 Male Population: 170,750 (48.68%) |
 Female Population: 180,011 (51.32%) |
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| Under 5 years | 22,189 | 45 to 54 years: | 48,990 |
| 5 to 9 years: | 24,527 | 55 to 59 years: | 17,139 |
| 10 to 14 years: | 24,148 | 60 to 64 years: | 12,949 |
| 15 to 19 years: | 24,798 | 65 to 74 years: | 22,603 |
| 20 to 24 years: | 24,599 | 75 to 84 years: | 16,111 |
| 25 to 34 years: | 49,270 | 85 years and over: | 5,426 |
| 35 to 44 years: | 58,012 | ||
| Median Age: 36 | |||
Mercer County, New jersey Racial Statistics
One Race
343,142
White
240,206
Black or African American
69,502
American Indian and Alaska Native
688
Asian
17,340
Asian Indian
6,909
Chinese
5,084
Filipino
1,216
Japanese
608
Korean
1,794
Vietnamese
269
Other Asian
1,460
Native Hawaiian and Other Pacific Islander
352
Native Hawaiian
26
Guamanian or Chamorro
188
Samoan
27
Other Pacific Islander
111
Some other race
15,054
Two or more races
7,619
Mercer County, New jersey Hispanic Population Statistics
| Total Hispanic or Latino Population: 33,898 | |||
| Mexican | Puerto Rican | Cuban | Other |
| 2,675 | 13,865 | 737 | 16,621 |
Mercer County, New jersey Relationship Statistics
| In households: 329,669 (93.99%) | In group quarters: 21,092 (6.01%) | ||
| Householder | 125,807 | Institutionalized | 7,148 |
| Spouse | 63,604 | Noninstitutionalized | 13,944 |
| Child | 101,021 | ||
| Own child under 18 years | 75,018 | ||
| Other relatives | 21,498 | ||
| Under 18 years | 7,583 | ||
| Nonrelatives | 17,739 | ||
| Unmarried partner | 6,584 | ||