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/AZ/OLDEST

ZIP Codes With the Oldest Population in Arizona

What this measures. Median age of residents, ACS 5-year estimate. Source: Census American Community Survey, data release 2026-10-12.

# ZIP City County Median age
1 85328 Cibola La Paz 86.6
2 86431 Chloride Mohave 76.9
3 85609 Dragoon Cochise 76.4
4 85348 Salome La Paz 75.2
5 85325 Bouse La Paz 75.0
6 85375 Sun City West Maricopa 74.7
7 85622 Green Valley Pima 73.4
8 85346 Quartzsite La Paz 73.3
9 85351 Sun City Maricopa 72.6
10 85646 Tubac Santa Cruz 71.9
11 86017 Munds Park Coconino 71.6
12 85614 Green Valley Pima 71.3
13 85920 Alpine Apache 70.0
14 85927 Greer Apache 69.6
15 85922 Blue Greenlee 69.5
16 85332 Congress Yavapai 69.1
17 85545 Roosevelt Maricopa 69.0
18 85263 Rio Verde Maricopa 68.7
19 86024 Happy Jack Coconino 68.7
20 86436 Topock Mohave 68.2
21 86351 Sedona Yavapai 68.0
22 85739 Tucson Pinal 67.7
23 85360 Wikieup Mohave 67.3
24 85362 Yarnell Yavapai 67.3
25 85601 Arivaca Pima 67.1
26 86441 Dolan Springs Mohave 67.0
27 85623 Oracle Pinal 66.6
28 85118 Gold Canyon Pinal 66.4
29 85544 Pine Gila 65.3
30 85638 Tombstone Cochise 65.3
31 86438 Yucca Mohave 65.3
32 85367 Yuma Yuma 65.2
33 86444 Meadview Mohave 65.0
34 85377 Carefree Maricopa 64.8
35 85373 Sun City Maricopa 64.5
36 85390 Wickenburg Maricopa 64.5
37 85923 Clay Springs Navajo 64.1
38 86305 Prescott Yavapai 62.8
39 85266 Scottsdale Maricopa 62.7
40 85932 Nutrioso Apache 62.7
41 85935 Pinetop Navajo 62.1
42 85553 Tonto Basin Gila 61.8
43 86445 Willow Beach Mohave 61.8
44 86432 Littlefield Mohave 61.7
45 85268 Fountain Hills Maricopa 61.5
46 85262 Scottsdale Maricopa 61.4
47 86335 Rimrock Yavapai 61.4
48 86016 Gray Mountain Coconino 61.3
49 86327 Dewey Yavapai 61.3
50 85356 Wellton Yuma 61.2

Showing the top 50 of 401 ZIP codes in Arizona that have this figure . 85328 ranks 1st at 86.6, against 61.2 in 50th place.

Other rankings for Arizona

Cite this page

zipcodes.pro. “ZIP Codes With the Oldest Population in Arizona.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/rankings/az/oldest

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