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Atlantic County, NJ Demographics

Atlantic County, NJ is the 15th most populous of 21 counties in New Jersey, with 274,512 residents across 556 square miles. That is about 494 people per square mile.

At the 2020 census

Population 274,512
Land area 556 sq mi
Density 494 / sq mi

Data: 2020 Census · American Community Survey 2024

How Atlantic County compares to the US

We're computing this county's comparison table — check back shortly. Population, land area, and density above are already exact.

Central Location: Atlantic County, NJ

Measured from the county's main population center using 2020 census blocks.

We're computing the drive-time and radius areas around Atlantic County, NJ — check back shortly. Meanwhile you can drop a pin anywhere in the radius tool.

Census tracts in Atlantic County, NJ

Name Population Sq mi Per sq mi
Census Tract 114.04 9,976 13.9 718
Census Tract 118.06 7,947 4.3 1,842
Census Tract 105.03 7,549 3.5 2,166
Census Tract 105.01 7,540 38.5 196
Census Tract 104.03 7,313 3.6 2,052
Census Tract 118.04 7,289 11.9 612
Census Tract 112.02 7,033 41.1 171
Census Tract 102 6,606 3.4 1,921
Census Tract 115 6,454 41.2 157
Census Tract 114.03 6,325 10.9 579
Census Tract 109 5,868 22.2 264
Census Tract 107 5,816 56.4 103
Census Tract 118.07 5,787 7.1 816
Census Tract 104.01 5,779 35.0 165
Census Tract 122 5,729 1.1 4,997
Census Tract 118.03 5,691 2.8 2,048
Census Tract 117.03 5,392 3.0 1,777
Census Tract 105.06 5,253 4.3 1,229
Census Tract 119.02 4,807 1.1 4,195
Census Tract 116 4,753 72.9 65
Census Tract 117.04 4,737 1.9 2,536
Census Tract 114.01 4,729 44.9 105
Census Tract 113 4,501 7.6 594
Census Tract 120 4,444 2.5 1,782
Census Tract 106 4,396 10.9 405
Census Tract 118.08 4,135 2.9 1,404
Census Tract 3 4,027 0.1 28,532
Census Tract 25 3,927 0.4 9,363
Census Tract 14 3,887 0.8 5,129
Census Tract 128.01 3,706 1.0 3,781
Census Tract 117.02 3,660 11.8 310
Census Tract 119.01 3,393 0.6 5,476
Census Tract 127.01 3,326 1.0 3,208
Census Tract 123.02 3,322 1.6 2,081
Census Tract 4 3,243 0.3 12,408
Census Tract 130 3,152 0.8 4,001
Census Tract 111 3,107 4.6 683
Census Tract 108 3,091 7.3 421
Census Tract 121 3,044 0.7 4,325
Census Tract 5 3,012 0.1 28,502
Census Tract 124.01 2,989 1.3 2,381
Census Tract 105.05 2,986 8.5 351
Census Tract 101.01 2,977 4.2 710
Census Tract 2 2,897 0.2 14,336
Census Tract 12 2,834 0.5 6,161
Census Tract 23 2,758 0.3 10,074
Census Tract 110 2,645 6.6 400
Census Tract 135 2,573 7.6 337
Census Tract 103 2,531 2.1 1,209
Census Tract 133.02 2,514 0.4 7,141
Census Tract 9834 2,494 2.8 890
Census Tract 24 2,420 0.6 3,973
Census Tract 1 2,334 0.7 3,547
Census Tract 125.01 2,290 0.7 3,473
Census Tract 132.02 2,287 0.3 7,774
Census Tract 118.05 2,268 14.9 152
Census Tract 132.01 2,224 0.5 4,234
Census Tract 101.05 2,200 1.0 2,203
Census Tract 133.01 2,185 0.8 2,788
Census Tract 124.02 2,123 0.7 2,905
Census Tract 11 2,021 0.1 18,087
Census Tract 15 1,912 0.1 16,502
Census Tract 13 1,901 6.5 291
Census Tract 112.01 1,811 8.3 219
Census Tract 127.02 1,719 1.0 1,731
Census Tract 128.02 1,718 1.0 1,717
Census Tract 125.02 1,675 0.8 2,116
Census Tract 126.02 1,474 1.1 1,333
Census Tract 101.02 1,341 0.8 1,736
Census Tract 19 1,324 0.1 12,269
Census Tract 101.04 1,198 0.6 2,137
Census Tract 131.02 1,172 0.3 3,808
Census Tract 131.01 993 0.3 3,099

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About this page

This page shows demographics for a US county from the 2020 census and the American Community Survey: population, land area, density, urban share, and how the county compares to national averages for income, housing, age, and more.

Counties subdivide into census tracts, listed below with their populations. The drive-time and radius tables measure the population around the county's main population center.

Read how BlockAtlas computes population within an area →