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/IN/YOUNGEST

ZIP Codes With the Youngest Population in Indiana

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 46789 Stroh LaGrange 11.8
2 46154 Maxwell Hancock 14.6
3 47836 Bridgeton Parke 18.6
4 47406 Bloomington Monroe 19.1
5 47405 Bloomington Monroe 19.3
6 47809 Terre Haute Vigo 19.3
7 47306 Muncie Delaware 19.4
8 46543 Millersburg Elkhart 19.8
9 46556 Notre Dame St. Joseph 20.3
10 47236 Grammer Bartholomew 21.1
11 46740 Geneva Adams 21.4
12 47876 Saint Mary Of The Woods Vigo 22.3
13 47906 West Lafayette Tippecanoe 22.3
14 46989 Upland Grant 22.6
15 47408 Bloomington Monroe 23.3
16 47860 Mecca Parke 23.6
17 46572 Tyner Marshall 23.8
18 46146 Homer Rush 24.5
19 47326 Bryant Jay 24.5
20 47858 Lewis Clay 24.5
21 46772 Monroe Adams 24.7
22 46788 Spencerville DeKalb 24.7
23 47224 Canaan Jefferson 24.9
24 46759 Keystone Wells 25.4
25 46571 Topeka LaGrange 26.2
26 47807 Terre Haute Vigo 26.2
27 46961 New Waverly Cass 26.5
28 46988 Twelve Mile Cass 26.6
29 47515 Bristow Perry 26.8
30 46704 Arcola Allen 26.9
31 46711 Berne Adams 27.0
32 46803 Fort Wayne Allen 27.1
33 46039 Forest Clinton 27.5
34 46565 Shipshewana LaGrange 27.8
35 47558 Montgomery Daviess 27.8
36 46771 Mongo LaGrange 28.7
37 46613 South Bend St. Joseph 28.8
38 46202 Indianapolis Marion 28.9
39 46590 Winona Lake Kosciusko 28.9
40 46767 Ligonier Noble 28.9
41 47465 Switz City Greene 29.0
42 47562 Odon Daviess 29.6
43 47959 Monon White 29.6
44 47303 Muncie Delaware 29.7
45 46806 Fort Wayne Allen 29.8
46 47568 Plainville Daviess 29.9
47 47957 Medaryville Pulaski 29.9
48 47160 New Middletown Harrison 30.1
49 46235 Indianapolis Marion 30.4
50 47564 Otwell Pike 30.4

Showing the top 50 of 774 ZIP codes in Indiana that have this figure . 46789 ranks 1st at 11.8, against 30.4 in 50th place.

Other rankings for Indiana

Cite this page

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

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