How many people live in Atlantic County, NJ?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 279,100 people living in Atlantic County, NJ. That makes Atlantic County the 15th-most populous county in New Jersey. It is home to 2.9% of people living in the state.
279K
population of Atlantic County, NJ (2024)
2.9%
County share of the New Jersey population (2024)
About 279,100 people lived in Atlantic County, NJ in 2024.
Population estimates, 2000–2024
What are Atlantic County, NJ’s age demographics?
About 58,900 Atlantic County, NJ residents are aged 65 and older in 2024. That represents 21.1% of its population. For comparison, the age group represents 18% of New Jersey’s population and 18% in the US overall.
Another 56,700 Atlantic County residents, or 20.3% of the population, were children under 18. For comparison, the age group represents 21.5% of New Jersey’s population and 21.6% in the US overall.
A lower share of Atlantic County, NJ's population is aged 25–44 than the US as a whole.
Population estimates by age group, (2024)
What are Atlantic County, NJ’s racial and ethnic demographics?
Hispanic residents make up 21.3% of the Atlantic County, NJ population, higher than the national share of 20%. Atlantic County, NJ also has a larger share of people identifying as non-Hispanic Black or African American (14.3%) than the US overall (12.6%).
In contrast, Atlantic County’s non-Hispanic white population accounts for 53.8%, below the 57.5% nationwide, and the non-Hispanic American Indian and Alaska Native population makes up 0.17% of the county, compared with 0.72% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Atlantic County, NJ has a higher share of a non-Hispanic white population than New Jersey as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Atlantic County, NJ is Egg Harbor with about 48,500 residents in 2024.
Cities and towns in Atlantic County, NJ ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Egg Harbor | 48,538 |
| 2. | Atlantic City | 38,959 |
| 3. | Galloway | 38,347 |
| 4. | Hamilton | 28,669 |
| 5. | Pleasantville | 20,924 |
| 6. | Hammonton | 15,036 |
| 7. | Somers Point | 10,611 |
| 8. | Ventnor City | 9,372 |
| 9. | Absecon | 9,249 |
| 10. | Northfield | 8,527 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
