Counties in New Jersey by population aged 18 to 64

Hudson County had the highest population aged 18 to 64 of 21 counties in 2014, at 69%. Ocean County had the lowest, at 54.6%. The median was 62.7% and the figure for New Jersey was 62.9%. Source: the U.S. Census Bureau.

Highest69Hudson County
Lowest54.6Ocean County
Median62.721 counties
New Jersey62.9History

All counties, 2014

Hudson County: 69 %Hudson County69Middlesex County: 64.7 %Middlesex County64.7Mercer County: 64.5 %Mercer County64.5Essex County: 63.8 %Essex County63.8Sussex County: 63.7 %Sussex County63.7Hunterdon County: 63.1 %Hunterdon County63.1Union County: 63 %Union County63Gloucester County: 63 %Gloucester County63Passaic County: 62.8 %Passaic County62.8Somerset County: 62.8 %Somerset County62.8Cumberland County: 62.7 %Cumberland County62.7Burlington County: 62.6 %Burlington County62.6Camden County: 62.5 %Camden County62.5Warren County: 62.4 %Warren County62.4Morris County: 62.3 %Morris County62.3Monmouth County: 62.2 %Monmouth County62.2Bergen County: 62.2 %Bergen County62.2Atlantic County: 62.2 %Atlantic County62.2Salem County: 60.5 %Salem County60.5Cape May County: 58.2 %Cape May County58.2Ocean County: 54.6 %Ocean County54.6
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-12.

Full ranking

RankCounties2014 (%)Change on 2013
1Hudson County69-0.1 pts
2Middlesex County64.7-0 pts
3Mercer County64.5-0.2 pts
4Essex County63.8-0 pts
5Sussex County63.7-0.1 pts
6Hunterdon County63.1-0.2 pts
7Union County63-0.1 pts
8Gloucester County63-0.2 pts
9Passaic County62.8-0.1 pts
10Somerset County62.80 pts
11Cumberland County62.7-0.2 pts
12Burlington County62.6-0.1 pts
13Camden County62.5-0.2 pts
14Warren County62.4-0.1 pts
15Morris County62.3-0 pts
16Monmouth County62.2-0.1 pts
17Bergen County62.2-0.1 pts
18Atlantic County62.2-0.2 pts
19Salem County60.5-0.3 pts
20Cape May County58.2-0.5 pts
21Ocean County54.6-0.2 pts

Other periods

About this ranking

Residents aged 18 to 64 as a percentage of total population on 1 July. United States: Census Bureau county population estimates by age; states and the nation are sums of their counties.

Not comparable with working-age shares for ages 15 to 64 used in EU and World Bank statistics.

Every value in the ranking comes from the same publisher and the same period, so the counties are compared on one definition. Equal values share a rank.

How to cite

U.S. Census Bureau. Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.

Citation styles

The publisher is the author. Invokely is named only as the place the figures were read, where a style asks for it.

APA 7

U.S. Census Bureau. (2026). Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties (Counties in New Jersey by population aged 18 to 64, 2014) [Data set]. Retrieved October 12, 2026, from https://www.census.gov/programs-surveys/popest/data/data-sets.html

MLA 9

Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties, Counties in New Jersey by population aged 18 to 64, 2014. U.S. Census Bureau, 25 June 2026, https://www.census.gov/programs-surveys/popest/data/data-sets.html. Invokely, https://invokely.ai/rankings/population-18-64/new-jersey-counties?period=2014. Accessed 12 Oct. 2026.

Chicago (author-date)

U.S. Census Bureau. 2026. Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. Counties in New Jersey by population aged 18 to 64, 2014. Dataset. Accessed October 12, 2026. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Also distributed by Invokely, https://invokely.ai/rankings/population-18-64/new-jersey-counties?period=2014.

Harvard

U.S. Census Bureau (2026) Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties, Counties in New Jersey by population aged 18 to 64, 2014 [Dataset]. Available at: https://www.census.gov/programs-surveys/popest/data/data-sets.html, via Invokely: https://invokely.ai/rankings/population-18-64/new-jersey-counties?period=2014 (Accessed: 12 October 2026).

BibTeX
@misc{census_counties_in_new_jersey_2014,
  author = {{U.S. Census Bureau}},
  title = {{Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties: Counties in New Jersey by population aged 18 to 64, 2014}},
  year = {2026},
  howpublished = {Data set},
  url = {https://www.census.gov/programs-surveys/popest/data/data-sets.html},
  urldate = {2026-10-12},
  note = {Accessed via Invokely, https://invokely.ai/rankings/population-18-64/new-jersey-counties?period=2014. Publisher attribution: U.S. Census Bureau. Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.},
}
RIS
TY  - DATA
AU  - U.S. Census Bureau
TI  - Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties: Counties in New Jersey by population aged 18 to 64, 2014
PY  - 2026
DA  - 2026/06/25
PB  - U.S. Census Bureau
DB  - Invokely
UR  - https://www.census.gov/programs-surveys/popest/data/data-sets.html
L2  - https://invokely.ai/rankings/population-18-64/new-jersey-counties?period=2014
Y2  - 2026/10/12
N1  - Accessed via Invokely, https://invokely.ai/rankings/population-18-64/new-jersey-counties?period=2014.
N1  - Publisher attribution: U.S. Census Bureau. Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. https://www.census.gov/programs-surveys/popest/data/data-sets.html. Retrieved 2026-10-12.
ER  - 
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Questions

Which county has the highest population aged 18 to 64?

Hudson County, with 69% in 2014, according to the U.S. Census Bureau.

Which county has the lowest population aged 18 to 64?

Ocean County, with 54.6% in 2014.

Where does this ranking come from?

Every value comes from one source and one period, so the places are comparable: U.S. Census Bureau, Population Estimates Program, county population by age and sex: residents aged 18 to 64 as a percentage of the total on 1 July, 2010 to 2019 from the 2010 to 2020 intercensal file and 2020 onwards from the latest vintage; states and the nation summed from counties. Retrieved 2026-10-12.

Population aged 18 to 64: other rankings

Counties in New Jersey: more rankings