100 Smallest ZIP Codes in the United States by Population in Middlesex County, New Jersey
Explore the 100 smallest ZIP codes in the United States ranked by population using U.S. Census demographic data. This page lists ZIP codes located in Middlesex County, New Jersey.
| Rank | ZIP Code | City | State | Population |
|---|---|---|---|---|
| 1 | 08828 | HELMETTA | NJ | 2,302 |
| 2 | 07077 | SEWAREN | NJ | 2,695 |
| 3 | 08832 | KEASBEY | NJ | 2,745 |
| 4 | 07064 | PORT READING | NJ | 4,031 |
| 5 | 08884 | SPOTSWOOD | NJ | 8,152 |
| 6 | 08810 | DAYTON | NJ | 8,361 |
| 7 | 08850 | MILLTOWN | NJ | 8,410 |
| 8 | 08512 | CRANBURY | NJ | 12,519 |
| 9 | 08863 | FORDS | NJ | 12,663 |
| 10 | 08824 | KENDALL PARK | NJ | 13,297 |
| 11 | 08812 | DUNELLEN | NJ | 14,054 |
| 12 | 08846 | MIDDLESEX | NJ | 14,525 |
| 13 | 08904 | HIGHLAND PARK | NJ | 14,996 |
| 14 | 08882 | SOUTH RIVER | NJ | 16,081 |
| 15 | 07001 | AVENEL | NJ | 17,211 |
| 16 | 08852 | MONMOUTH JUNCTION | NJ | 18,068 |
| 17 | 08840 | METUCHEN | NJ | 18,075 |
| 18 | 08830 | ISELIN | NJ | 18,511 |
| 19 | 07067 | COLONIA | NJ | 18,581 |
| 20 | 08837 | EDISON | NJ | 19,544 |
| 21 | 08872 | SAYREVILLE | NJ | 19,613 |
| 22 | 08536 | PLAINSBORO | NJ | 20,693 |
| 23 | 07095 | WOODBRIDGE | NJ | 20,927 |
| 24 | 08879 | SOUTH AMBOY | NJ | 22,514 |
| 25 | 07080 | SOUTH PLAINFIELD | NJ | 24,256 |
| 26 | 08859 | PARLIN | NJ | 24,487 |
| 27 | 07008 | CARTERET | NJ | 25,170 |
| 28 | 08820 | EDISON | NJ | 39,565 |
| 29 | 08857 | OLD BRIDGE | NJ | 40,430 |
| 30 | 08902 | NORTH BRUNSWICK | NJ | 43,037 |
| 31 | 08817 | EDISON | NJ | 48,140 |
| 32 | 08816 | EAST BRUNSWICK | NJ | 49,027 |
| 33 | 08831 | MONROE TOWNSHIP | NJ | 54,229 |
| 34 | 08901 | NEW BRUNSWICK | NJ | 56,870 |
| 35 | 08861 | PERTH AMBOY | NJ | 58,136 |
| 36 | 08854 | PISCATAWAY | NJ | 60,233 |