Data / Rankings / Live births, July to June / Counties in New Jersey

Counties in New Jersey by births (July to June)

Ocean County had the highest births (July to June) of 21 counties in 2021, at 9,657. Salem County had the lowest, at 692. The median was 4,473 and the figure for New Jersey was 97,972. Source: the U.S. Census Bureau.

Highest9,657Ocean County
Lowest692Salem County
Median4,47321 counties
New Jersey97,972History

All counties, 2021

CSVChart (SVG)

Ocean CountyOcean County: 9,657 count9,657Essex CountyEssex County: 9,399 count9,399Hudson CountyHudson County: 9,064 count9,064Bergen CountyBergen County: 8,857 count8,857Middlesex CountyMiddlesex County: 8,291 count8,291Union CountyUnion County: 6,387 count6,387Passaic CountyPassaic County: 6,120 count6,120Camden CountyCamden County: 6,061 count6,061Monmouth CountyMonmouth County: 5,973 count5,973Morris CountyMorris County: 4,679 count4,679Burlington CountyBurlington County: 4,473 count4,473Mercer CountyMercer County: 3,905 count3,905Somerset CountySomerset County: 2,993 count2,993Gloucester CountyGloucester County: 2,813 count2,813Atlantic CountyAtlantic County: 2,718 count2,718Cumberland CountyCumberland County: 1,797 count1,797Sussex CountySussex County: 1,351 count1,351Warren CountyWarren County: 1,033 count1,033Hunterdon CountyHunterdon County: 958 count958Cape May CountyCape May County: 751 count751Salem CountySalem County: 692 count692
count. Source: U.S. Census Bureau. Retrieved 2026-10-08.

Full ranking

RankCounties2021
count
1Ocean County Estimated9,657
2Essex County Estimated9,399
3Hudson County Estimated9,064
4Bergen County Estimated8,857
5Middlesex County Estimated8,291
6Union County Estimated6,387
7Passaic County Estimated6,120
8Camden County Estimated6,061
9Monmouth County Estimated5,973
10Morris County Estimated4,679
11Burlington County Estimated4,473
12Mercer County Estimated3,905
13Somerset County Estimated2,993
14Gloucester County Estimated2,813
15Atlantic County Estimated2,718
16Cumberland County Estimated1,797
17Sussex County Estimated1,351
18Warren County Estimated1,033
19Hunterdon County Estimated958
20Cape May County Estimated751
21Salem County Estimated692

Other periods

About this ranking

Estimated live births to resident mothers from July 1 of the previous year through June 30 of the reported year.

Census population estimates component. The year identifies the end of the July-to-June period. These estimates can be revised and differ from calendar-year birth totals.

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: births, July 1 of the previous year to June 30 of the reported year, nation, states and counties. https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

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Rank Counties in New Jersey by births (July to June) using official data, and cite the source.
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Questions

Which county has the highest births (July to June)?

Ocean County, with 9,657 in 2021, according to the U.S. Census Bureau.

Which county has the lowest births (July to June)?

Salem County, with 692 in 2021.

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: births, July 1 of the previous year to June 30 of the reported year, nation, states and counties. Retrieved 2026-10-08.

Live births, July to June: other rankings

Counties in New Jersey: more rankings