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. The median across all 21 is 1972.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2010 2020 2024

RANKPLACESTATEPOPMEDIAN YEAR BUILTVS 1990

01Somerset County, NJNJ356,4861982+1%

02▲3Cape May County, NJNJ93,3901981+1%

03▼1Ocean County, NJNJ673,74619810%

04▼1Gloucester County, NJNJ312,6381980+1%

05▼1Hunterdon County, NJNJ131,7811979+1%

06▲1Atlantic County, NJNJ278,6571978+1%

07▼1Burlington County, NJNJ481,4391977+1%

08Monmouth County, NJNJ651,0351975+1%

09▲1Middlesex County, NJNJ883,3351974+1%

10▼1Sussex County, NJNJ148,06319730%

11Warren County, NJNJ112,9531972+1%

12Morris County, NJNJ524,25119710%

13Cumberland County, NJNJ157,1481969+1%

14▲1Mercer County, NJNJ399,2891969+1%

15▼1Camden County, NJNJ535,79919670%

16▲1Hudson County, NJNJ735,0331966+1%

17▼1Salem County, NJNJ66,28019620%

18Bergen County, NJNJ977,02619600%

19Essex County, NJNJ896,37919580%

20Passaic County, NJNJ531,62419560%

21Union County, NJNJ601,86319560%

SHOWING 1–21 OF 21

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES