Gloucester County, New Jersey Age & Gender Distribution (2024)
Population distribution by age and gender for Gloucester County, New Jersey
Gloucester County, New Jersey Age & Gender Statistics (2024)
Total Population
306,954
Median Age
40.1
Male Median
38.9
Female Median
41.3
Gloucester County, New Jersey Population Growth

Gloucester County, New Jersey Demographic Trend
Since 2010, the population of has changed by +7.6%%.
+7.6%% Growth
Gloucester County, New Jersey Age & Gender Pyramid

Figure 2: Population distribution by age and gender for 2024.
Gloucester County, New Jersey Historical Population Data
| Year | Median Age | Population |
|---|---|---|
| 2024 | 40.1 | 306,954 |
| 2023 | 40.1 | 304,504 |
| 2022 | 40.2 | 302,621 |
| 2021 | 40.6 | 300,821 |
| 2020 | 40.4 | 291,745 |
| 2019 | 40.5 | 291,165 |
| 2018 | 40.3 | 290,852 |
| 2017 | 39.9 | 291,372 |
| 2016 | 39.8 | 291,286 |
| 2015 | 39.6 | 290,298 |
| 2014 | 39.4 | 289,705 |
| 2013 | 39.0 | 289,098 |
| 2012 | 38.7 | 288,187 |
| 2011 | 38.5 | 287,036 |
| 2010 | 38.2 | 285,223 |
Gloucester County, New Jersey Age Group Breakdown (2024)
| Age Cohort | Percentage |
|---|---|
| Under 5 | 5.0% |
| 5–17 | 16.2% |
| 18–24 | 9.7% |
| 25–34 | 12.4% |
| 35–54 | 25.8% |
| 55–64 | 13.9% |
| 65+ | 16.9% |
Dependency Ratios for Gloucester County, New Jersey
- Total Dependency Ratio:
- 61.7
- Youth Dependency:
- 34.4
- Old-Age Dependency:
- 27.3
The dependency ratio measures dependents (ages 0-17 and 65+) per 100 working-age individuals (ages 18-64).
Age & Gender FAQs for Gloucester County, New Jersey
The median age in Gloucester County, New Jersey is 40.1 years.
According to latest Census data, the total population of Gloucester County, New Jersey is 306,954.
In Gloucester County, New Jersey, seniors (ages 65+) make up 16.9% of the population, while children under 18 represent 16.2%.
Based on historical data since 2010, the population in Gloucester County, New Jersey is aging.