Data / Rankings / Population aged 65 and over / Counties in New Jersey

Counties in New Jersey by share of population aged 65 and over

Cape May County had the highest share of population aged 65 and over of 21 counties in 2022, at 29.8%. Hudson County had the lowest, at 12%. The median was 18.5% and the figure for New Jersey was 17.3%. Source: the U.S. Census Bureau.

Highest29.8Cape May County
Lowest12Hudson County
Median18.521 counties
New Jersey17.3History

All counties, 2022

CSVChart (SVG)

Cape May CountyCape May County: 29.8 %29.8Ocean CountyOcean County: 22.9 %22.9Hunterdon CountyHunterdon County: 21 %21Atlantic CountyAtlantic County: 20.2 %20.2Warren CountyWarren County: 19.9 %19.9Salem CountySalem County: 19.8 %19.8Monmouth CountyMonmouth County: 19.5 %19.5Sussex CountySussex County: 19.4 %19.4Burlington CountyBurlington County: 18.6 %18.6Bergen CountyBergen County: 18.5 %18.5Morris CountyMorris County: 18.5 %18.5Gloucester CountyGloucester County: 17.3 %17.3Somerset CountySomerset County: 17.2 %17.2Camden CountyCamden County: 17.1 %17.1Cumberland CountyCumberland County: 16.5 %16.5Middlesex CountyMiddlesex County: 16.1 %16.1Mercer CountyMercer County: 16 %16Passaic CountyPassaic County: 15.6 %15.6Union CountyUnion County: 14.9 %14.9Essex CountyEssex County: 13.8 %13.8Hudson CountyHudson County: 12 %12
%. Source: Invokely calculation with data from U.S. Census Bureau. Retrieved 2026-10-09.

Full ranking

RankCounties2022 (%)Change on 2021
1Cape May County29.8+1.1 pts
2Ocean County22.9+0.3 pts
3Hunterdon County21+0.9 pts
4Atlantic County20.2+0.7 pts
5Warren County19.9+0.6 pts
6Salem County19.8+0.4 pts
7Monmouth County19.5+0.7 pts
8Sussex County19.4+0.5 pts
9Burlington County18.6+0.5 pts
10Bergen County18.5+0.4 pts
11Morris County18.5+0.5 pts
12Gloucester County17.3+0.4 pts
13Somerset County17.2+0.6 pts
14Camden County17.1+0.3 pts
15Cumberland County16.5+0.3 pts
16Middlesex County16.1+0.4 pts
17Mercer County16+0.2 pts
18Passaic County15.6+0.5 pts
19Union County14.9+0.3 pts
20Essex County13.8+0.2 pts
21Hudson County12+0.2 pts

Other periods

About this ranking

Residents aged 65 or over as a percentage of total population. Spain: 1 January, INE annual census. United States: 1 July, Census Bureau population estimates. World Bank figures for other countries and the World refer to mid-year.

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 (cc-est agesex): residents aged 65 and over as a percentage of the total, 1 July; states and the nation summed from counties. https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/counties/asrh/cc-est2025-agesex-all.csv. Retrieved 2026-10-09.

Use this data in your AI agent

Invokely serves this figure to AI assistants through MCP and to code through a REST API, with the source and citation attached. Ask your assistant:

Rank Counties in New Jersey by share of population aged 65 and over using official data, and cite the source.
rank_places {"indicator":"population_65_plus_share","level":"province","within":"New Jersey","limit":10}
GET https://invokely.ai/api/v1/rank?indicator=population_65_plus_share&level=province&within=New%20Jersey&limit=10

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Questions

Which county has the highest share of population aged 65 and over?

Cape May County, with 29.8% in 2022, according to the U.S. Census Bureau.

Which county has the lowest share of population aged 65 and over?

Hudson County, with 12% in 2022.

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 (cc-est agesex): residents aged 65 and over as a percentage of the total, 1 July; states and the nation summed from counties. Retrieved 2026-10-09.

Population aged 65 and over: other rankings

Counties in New Jersey: more rankings