Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — RANKINGS/NJ/YOUNGEST

ZIP Codes With the Youngest Population in New Jersey

What this measures. Median age of residents, lowest first. Source: Census American Community Survey, data release 2026-10-12.

# ZIP City County Median age
1 07970 Mount Freedom Morris 16.8
2 08701 Lakewood Ocean 18.2
3 08240 Pomona Atlantic 20.3
4 08544 Princeton Mercer 20.4
5 07961 Convent Station Morris 20.9
6 08641 Joint Base Mdl Burlington 23.7
7 08901 New Brunswick Middlesex 24.4
8 08011 Birmingham Burlington 25.4
9 07844 Hope Warren 25.7
10 08346 Newtonville Atlantic 28.0
11 08028 Glassboro Gloucester 28.7
12 08072 Quinton Salem 28.7
13 08324 Heislerville Cumberland 29.0
14 08352 Rosenhayn Cumberland 29.5
15 07764 West Long Branch Monmouth 29.9
16 07311 Jersey City Hudson 30.3
17 07310 Jersey City Hudson 30.4
18 07721 Cliffwood Monmouth 30.9
19 08105 Camden Camden 30.9
20 07501 Paterson Passaic 31.1
21 07206 Elizabethport Union 31.2
22 07522 Paterson Passaic 31.2
23 08608 Trenton Mercer 31.4
24 07503 Paterson Passaic 31.6
25 07030 Hoboken Hudson 31.9
26 07055 Passaic Passaic 31.9
27 08302 Bridgeton Cumberland 32.2
28 07103 Newark Essex 32.4
29 08511 Cookstown Burlington 32.5
30 07063 Plainfield Union 32.7
31 07524 Paterson Passaic 32.7
32 07108 Newark Essex 32.8
33 08341 Minotola Atlantic 32.9
34 08104 Camden Camden 33.2
35 08629 Trenton Mercer 33.3
36 07060 Plainfield Union 33.4
37 08609 Trenton Mercer 33.4
38 08854 Piscataway Middlesex 33.4
39 07102 Newark Essex 33.7
40 08102 Camden Camden 33.9
41 07029 Harrison Hudson 34.0
42 07865 Port Murray Warren 34.1
43 07105 Newark Essex 34.2
44 07302 Jersey City Hudson 34.2
45 07502 Paterson Passaic 34.3
46 07304 Jersey City Hudson 34.5
47 08030 Gloucester City Camden 34.5
48 08611 Trenton Mercer 34.6
49 07050 Orange Essex 34.7
50 07926 Brookside Morris 34.9

Showing the top 50 of 585 ZIP codes in New Jersey that have this figure . 07970 ranks 1st at 16.8, against 34.9 in 50th place.

Other rankings for New Jersey

Cite this page

zipcodes.pro. “ZIP Codes With the Youngest Population in New Jersey.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/rankings/nj/youngest

Underlying data is public domain or openly licensed — sources, vintages and licences.