Atlantic County, New Jersey Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 15th-largest in New Jersey
The population of Atlantic County, New Jersey is 274,704 as of the 2023 American Community Survey, making it the 15th-largest county in New Jersey. The median household income is $76,819, the median home value is $272,700, and the median age is 42.2.
The population of Atlantic County has grown 1.6% since 2010 (274,654 → 279,114), a +0.12% annualized rate.
274,704
Population
+0.12%
Annual growth
494
People / sq mi
$76,819
Median Income
$272,700
Median Home Value
Atlantic County covers 556 sq mi of land at 494.4 people per square mile.
About Atlantic County, NJ
Atlantic County stands apart on settlement density — it is among the most densely settled of US counties, at roughly 494 people per square mile. With 274,704 residents, Atlantic County is a county in New Jersey. It ranks #15 among counties in New Jersey by population.
Median household income is $76,819, near the US median of $78,538. The poverty rate is 9.9%, below the national 12.4%. The median home value is $272,700, with typical rent around $1,325.
College attainment is above the local norm at 31.2%, below the national 35.0%. About 8.5% of the workforce is home-based, below the national 14.0%, and the average commute runs about 25 minutes each way.
That density explains much of the rest of the profile in Atlantic County: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Atlantic County Population History (2010-2024)
The county of Atlantic County had a population of 274,654 in 2010 and 279,114 in 2024, a 1.6% growth over 14 years. The peak was 279,114 in 2024. Average annual growth rate: 0.12%.
279,114
Population (2024)
274,654
Population (2010)
279,114
Peak (2024)
0.12%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 274,654 |
| 2011 | 274,635 |
| 2012 | 274,657 |
| 2013 | 274,360 |
| 2014 | 272,634 |
| 2015 | 270,206 |
| 2016 | 267,212 |
| 2017 | 265,446 |
| 2018 | 263,994 |
| 2019 | 263,653 |
| 2020 | 274,196 |
| 2021 | 274,991 |
| 2022 | 276,111 |
| 2023 | 276,937 |
| 2024 | 279,114 |
Race & Ethnicity
| White | 58.1% |
| Black or African American | 13.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.5% |
| Two or More Races | 0.0% |
Age & Sex
42.2
Median Age
51.3%
Female
48.7%
Male
19.2%
Age 65+
Age Distribution
Children (under 15): 17.2% · Seniors (65+): 19.2%
Income & Poverty
| Median household income | $76,819$-24,231 vs state |
| Mean household income | $105,691 |
| Per-capita income | $41,448 |
| Poverty rate | 9.9%+2.9% vs state |
| Unemployment rate | 5.1% |
| Employment-to-population | 58.0% |
Top Industries by Employment
The largest employment sector in Atlantic County is professional & business services, accounting for 25.0% of workers.
How residents commute
4.0%
Drive alone
3.3%
Carpool
73.3%
Public transit
8.5%
Work from home
25.3 min
Avg commute
Housing
$272,700$-154,900 vs state
Median home value
$1,325
Median rent
67.8%
Homeownership rate
132,102
Total housing units
82.3%
Occupied
17.7%
Vacant
32.2%
Renter-occupied
Social & access
92.5%
With health insurance
94.4%
With broadband internet
23.6%
Foreign-born
5.5%
Veterans (18+)
14.0%
With a disability
73.4%
Speak language other than English at home
Education
88.9%
High School+
31.2%
Bachelor's+
Largest cities in New Jersey
Other counties in New Jersey
Part of New Jersey
Metro areas in New Jersey
County rankings
Frequently Asked Questions
Atlantic County, New Jersey has a population of 274,704 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 15th-largest county in New Jersey. Population density is 494 people per square mile.
The population of Atlantic County has grown 1.6% since 2010 (274,654 → 279,114), a +0.12% annualized rate.
The median household income in Atlantic County, New Jersey is $76,819, with mean (average) household income of $105,691 and per-capita income of $41,448. 9.9% of residents live below the federal poverty level.
In Atlantic County, the largest racial and ethnic groups are White (58.1%), Black or African American (13.9%), Hispanic or Latino (1.5%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Atlantic County, New Jersey is 42.2 years. Residents are 51.3% female and 48.7% male.
The median home value in Atlantic County is $272,700 and median monthly rent is $1,325. 67.8% of occupied housing units are owner-occupied. The county has 132,102 total housing units, 17.7% of which are vacant.
The largest employment sector in Atlantic County, New Jersey is professional, scientific, and management services, employing 25.0% of workers. The unemployment rate is 5.1%.
Newark is among the largest cities associated with Atlantic County, New Jersey, with a population of 307,188.
Atlantic County, NJ Climate
Atlantic County, NJ has an average annual temperature of 12.3°C (54°F) and receives about 1056 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
12.3°C
Avg Temp
1056
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | 1° / 33° | 90 mm |
| February | 2° / 35° | 76 mm |
| March | 6° / 42° | 102 mm |
| April | 11° / 51° | 91 mm |
| May | 16° / 61° | 87 mm |
| June | 21° / 70° | 75 mm |
| July | 24° / 75° | 95 mm |
| August | 23° / 74° | 112 mm |
| September | 20° / 67° | 81 mm |
| October | 13° / 56° | 76 mm |
| November | 8° / 47° | 85 mm |
| December | 3° / 38° | 86 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Atlantic County, NJ
The most comfortable months to visit Atlantic County, NJ are typically June, September and July, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -4°C low). August is usually the wettest month.
Where to stay near Atlantic County
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.