RANKING · 2024 ACS · 21 SHOWN OF 21

Newest housing stock, New Jersey counties

New Jersey counties ranked by median year housing was built (2024 ACS). This list covers the 21 counties in New Jersey that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

RELATEDMost expensive homes Cheapest homes Highest median rent Lowest median rent Highest homeownership rate Highest renter share

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

01Somerset County, NJNJ356,4861982+1%

02Cape May County, NJNJ93,3901981+1%

03Ocean County, NJNJ673,7461981+0%

04Gloucester County, NJNJ312,6381980+1%

05Hunterdon County, NJNJ131,7811979+1%

06Atlantic County, NJNJ278,6571978+1%

07Burlington County, NJNJ481,4391977+1%

08Monmouth County, NJNJ651,0351975+1%

09Middlesex County, NJNJ883,3351974+1%

10Sussex County, NJNJ148,0631973+0%

11Warren County, NJNJ112,9531972+1%

12Morris County, NJNJ524,2511971+0%

13Cumberland County, NJNJ157,1481969+1%

14Mercer County, NJNJ399,2891969+1%

15Camden County, NJNJ535,7991967+0%

16Hudson County, NJNJ735,0331966+1%

17Salem County, NJNJ66,2801962+0%

18Bergen County, NJNJ977,0261960+0%

19Essex County, NJNJ896,3791958+0%

20Passaic County, NJNJ531,6241956+0%

21Union County, NJNJ601,8631956+0%

SHOWING 1–21 OF 21

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES