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/MI/OLDEST

ZIP Codes With the Oldest Population in Michigan

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 48411 Atlas Genesee 88.0
2 48630 Houghton Lake Heights Roscommon 76.3
3 49074 Nazareth Kalamazoo 74.5
4 49961 Sidnaw Houghton 73.1
5 49722 Conway Emmet 71.9
6 49839 Grand Marais Alger 71.1
7 49674 Omena Leelanau 70.3
8 49115 Harbert Berrien 70.1
9 48190 Whittaker Washtenaw 69.4
10 48627 Higgins Lake Roscommon 69.3
11 49864 Nahma Delta 69.0
12 49717 Burt Lake Cheboygan 67.5
13 49725 De Tour Village Chippewa 67.5
14 49903 Amasa Iron 67.2
15 48633 Lake George Clare 66.7
16 49116 Lakeside Berrien 66.4
17 49636 Glen Arbor Leelanau 66.3
18 48028 Harsens Island St. Clair 65.6
19 49282 Somerset Center Hillsdale 65.6
20 49910 Bergland Ontonagon 65.5
21 49613 Arcadia Manistee 64.9
22 49762 Naubinway Mackinac 64.9
23 49775 Pointe Aux Pins Mackinac 64.5
24 49791 Topinabee Cheboygan 64.3
25 49919 Covington Baraga 64.3
26 49947 Marenisco Gogebic 64.3
27 49793 Trout Lake Chippewa 64.1
28 49965 Toivola Houghton 64.1
29 49630 Empire Leelanau 64.0
30 49971 White Pine Ontonagon 63.6
31 48619 Comins Oscoda 63.3
32 48761 South Branch Ogemaw 63.3
33 48450 Lexington Sanilac 63.2
34 49768 Paradise Chippewa 63.2
35 49820 Curtis Mackinac 63.1
36 49929 Greenland Ontonagon 63.1
37 49967 Trout Creek Houghton 63.1
38 49726 Drummond Island Chippewa 63.0
39 49782 Beaver Island Charlevoix 63.0
40 49877 Ralph Dickinson 63.0
41 49320 Chippewa Lake Mecosta 62.9
42 48434 Forestville Sanilac 62.8
43 49670 Northport Leelanau 62.8
44 49872 Perkins Delta 62.8
45 49635 Frankfort Benzie 62.7
46 49759 Millersburg Presque Isle 62.7
47 49912 Bruce Crossing Ontonagon 62.6
48 49627 Eastport Antrim 62.5
49 49950 Mohawk Keweenaw 62.4
50 48437 Genesee Genesee 62.3

Showing the top 50 of 985 ZIP codes in Michigan that have this figure . 48411 ranks 1st at 88.0, against 62.3 in 50th place.

Other rankings for Michigan

Cite this page

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

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