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Mercer County Population and Races

 
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As of 2010, the total population of Mercer County is 366,513, which is 4.49% more than it was in 2000. The population growth rate is about the same as the state average rate of 4.49% and is much lower than the national average rate of 9.71%. The Mercer County population density is 1,601.27 people per square mile, which is higher than the state average density of 1,007.95 people per square mile and is much higher than the national average density of 81.32 people per square mile. The most prevalent race in Mercer County is white, which represent 61.39% of the total population. The average Mercer County education level is higher than the state average and is higher than the national average.

Topics:Population GrowthPopulation DensityPopulation by RacesPopulation by First AncestryPopulation by GenderPopulation by AgeEducationSchool EnrollmentHousehold and FamilyMarital StatusPlace of Birth and CitizenshipLanguage

Population in 2010: 366,513. #12

Population Growth Since 2000, #11

Mercer County
4.49%
New Jersey
4.49%
U.S.
9.71%

Population Density, #8

Mercer County
1,601.27 per square mile
New Jersey
1,007.95 per square mile
U.S.
81.32 per square mile

Population by Races

White:225,011 (61.39%, #17)
Black:74,318 (20.28%, #3)
Hispanic:55,318 (15.09%, #9)
Asian:32,752 (8.94%, #6)
Native (American Indian, Alaska Native, Hawaiian Native, etc.):1,489 (0.41%, #7)
One Race, Other:22,856 (6.24%, see rank)
Two or More Races:10,087 (2.75%, see rank)

Hispanic Population
Mexican:5,398 (9.76%, see rank)
Puerto Rican:17,097 (30.91%, see rank)
Cuban:1,048 (1.89%, see rank)
Central American:16,541 (29.90%, see rank)
South American:7,542 (13.63%, see rank)

Asian Population
Indian:15,352 (46.87%, see rank)
Chinese:8,763 (26.76%, see rank)
Filipino:1,982 (6.05%, see rank)
Japanese:724 (2.21%, see rank)
Korean:2,289 (6.99%, see rank)
Vietnamese:456 (1.39%, see rank)
Asian, Other:2,778 (8.48%, see rank)

*Based on 2010 data. View historical race data.

Population by First Ancestry

366,789 (100.00%) out of the total population of 366,789 reported first ancestry.

 Mercer County% of the Total PopulationNew JerseyU.S.
Arab00.00%, see rank0.96%0.53%
Czech00.00%, see rank0.35%0.49%
Danish00.00%, see rank0.19%0.44%
Dutch00.00%, see rank1.16%1.50%
English00.00%, see rank5.34%8.38%
French00.00%, see rank1.67%3.49%
German00.00%, see rank11.54%15.60%
Greek00.00%, see rank0.73%0.43%
Hungarian00.00%, see rank1.23%0.49%
Irish00.00%, see rank15.17%11.21%
Italian00.00%, see rank16.95%5.57%
Norwegian00.00%, see rank0.48%1.44%
Polish00.00%, see rank6.13%3.09%
Portuguese00.00%, see rank0.96%0.45%
Russian00.00%, see rank2.12%0.96%
Scotch-Irish00.00%, see rank0.38%1.05%
Scottish00.00%, see rank1.07%1.77%
Subsaharan African00.00%, see rank1.05%0.90%
Swedish00.00%, see rank0.62%1.32%
Swiss00.00%, see rank0.20%0.31%
Ukrainian00.00%, see rank0.80%0.30%
American00.00%, see rank3.52%6.46%
Welsh00.00%, see rank0.43%0.58%

*Based on 2010 data. View historical first ancestry data.

Population by Gender

Male: 179,033 (48.85%, see rank)
Females: 187,480 (51.15%, see rank)

Mercer County
Male: 48.85%
Female: 51.15%
New Jersey
Male: 48.68%
Female: 51.32%
U.S.
Male: 49.16%
Female: 50.84%

*Based on 2010 data. View historical gender data.

Population by Age

Median Age (see rank)
Mercer County
37.80 years old
New Jersey
39.00 years old
U.S.
37.20 years old

Median Age, Male (see rank)
Mercer County
36.20 years old
New Jersey
37.40 years old
U.S.
35.80 years old

Median Age, Female (see rank)
Mercer County
39.20 years old
New Jersey
40.30 years old
U.S.
38.50 years old

 Mercer County% of the Total PopulationNew JerseyU.S.
Under 5 years21,5535.88%, see rank6.15%6.54%
5 to 9 years22,7946.22%, see rank6.42%6.59%
10 to 14 years23,7256.47%, see rank6.68%6.70%
15 to 19 years27,4577.49%, see rank6.80%7.14%
20 to 24 years27,4987.50%, see rank6.16%6.99%
25 to 34 years46,84212.78%, see rank12.62%13.30%
35 to 44 years51,81714.14%, see rank14.08%13.30%
45 to 54 years55,64615.18%, see rank15.69%14.58%
55 to 64 years42,83411.69%, see rank11.90%11.82%
65 to 74 years23,5706.43%, see rank6.95%7.03%
75 to 84 15,4444.21%, see rank4.49%4.23%
85 years and over7,3332.00%, see rank2.04%1.78%

*Based on 2010 data. View historical age data.

Education for the 25 Years and Over

 Mercer County%New JerseyU.S.
Total 25 Years and Over Population243,630100%5,970,904204,288,933
Less Than High School30,46912.51%, see rank11.95%14.42%
High School Graduate66,20327.17%, see rank29.50%28.50%
Some College or Associate Degree53,13421.81%, see rank23.16%28.89%
Bachelor Degree50,29920.65%, see rank22.14%17.74%
Master, Doctorate, or Professional Degree43,52517.87%, see rank13.25%10.44%
USA.com Education Index#14.01, see rank-13.8013.44
# Higher USA.com Education Index means more educated population.

*Based on 2010 data. View historical education level data.

School Enrollment

 Mercer County New JerseyU.S.
Total PublicPrivatePublicPrivatePublicPrivate
Nursery School, Preschool, Kindergarten12,19663.76%36.24%66.45%33.55%70.98%29.02%
Elementary School (Grades 1-8)36,81486.52%, see rank13.48%, see rank89.59%10.41%89.88%10.12%
High School (Grades 9-12)20,50987.82%, see rank12.18%, see rank88.48%11.52%90.76%9.24%
College27,61266.04%, see rank33.96%, see rank72.89%27.11%77.90%22.10%
Graduate School4,92237.22%, see rank62.78%, see rank44.91%55.09%58.87%41.13%

*Based on 2010 data. View historical school enrollment data.

Household and Family

 Mercer County%New JerseyU.S.
Total Households133,155100%3,214,360116,716,292
Average Household Size2.61, see rank-2.682.58
1 Person Households35,87826.94%, see rank25.24%26.74%
2 or More Person Households97,27773.06%, see rank74.76%73.26%
Family Households (Families)89,44867.18%, see rank69.27%66.43%
Average Family Size3.16, see rank-3.223.14
Married-Couple Family64,16048.18%, see rank51.13%48.42%
Nonfamily Households43,70732.82%, see rank30.73%33.57%

*Based on 2010 data. View historical household and family data.

Marital Status of 15 Years and Over

 Mercer County%New JerseyU.S.
15 Years and Over Total298,794see rank7,109,723248,055,946
Males, 15 Years and Over144,605100%, see rank3,419,050120,742,609
Never Married57,11139.49%, see rank36.41%35.40%
Married74,24051.34%, see rank53.89%52.42%
Widowed3,4642.40%, see rank2.58%2.55%
Divorced9,7906.77%, see rank7.11%9.63%
Females, 15 Years and Over154,189100%, see rank3,690,673127,313,337
Never Married49,84232.33%, see rank30.24%28.98%
Married75,63949.06%, see rank49.76%49.61%
Widowed13,4988.75%, see rank10.16%9.32%
Divorced15,2109.86%, see rank9.84%12.09%

*Based on 2010 data. View historical marital status data.

Place of Birth and Citizenship

 Mercer County%New JerseyU.S.
Native290,59379.23%, see rank79.04%87.08%
Born in the State of Residence193,57652.78%, see rank52.41%58.75%
Born in Different State87,74323.92%, see rank24.22%26.97%
Born in Puerto Rico, U.S. Island Areas,
or Born Abroad to American Parent(s)		9,2742.53%, see rank2.41%1.37%
Foreign Born76,19620.77%, see rank20.96%12.92%
Foreign Born with U.S. Citizenship32,5758.88%, see rank10.45%5.65%
Foreign Born without U.S. Citizenship43,62111.89%, see rank10.51%7.27%
Born In Europe00.00%, see rank3.61%1.56%
Born In Asia00.00%, see rank6.46%3.65%
Born In Africa00.00%, see rank0.95%0.52%
Born In Oceania00.00%, see rank0.00%0.02%
Born In Latin America00.00%, see rank9.68%6.86%
Born In Northern America00.00%, see rank0.22%0.26%

*Based on 2010 data. View historical place of birth and citizenship data.

Language Spoken at Home

 Mercer County%New JerseyU.S.
English94,67672.00%, see rank69.91%79.79%
Spanish13,79610.49%, see rank14.37%11.46%
Other Indo-European Languages14,89211.32%, see rank9.73%4.58%
Asian and Pacific Islander Languages5,7924.40%, see rank4.55%3.22%
Other2,3441.78%, see rank1.44%0.95%

*Based on 2010 data. View historical language spoken at home data.


 
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