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/LA/OLDEST

ZIP Codes With the Oldest Population in Louisiana

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 70632 Creole Cameron 84.1
2 71048 Lisbon Claiborne 77.0
3 70463 Sun St. Tammany 68.7
4 70464 Talisheek St. Tammany 68.3
5 71466 Otis Rapides 68.3
6 70519 Cade St. Martin 68.1
7 70753 Lettsworth Pointe Coupee 67.2
8 71029 Gilliam Caddo 67.2
9 71253 Kilbourne West Carroll 66.0
10 70782 Tunica West Feliciana 65.8
11 71426 Fisher Sabine 65.7
12 71316 Acme Concordia 65.5
13 70773 Rougon Pointe Coupee 65.2
14 71468 Provencal Natchitoches 64.2
15 70556 Mermentau Acadia 64.0
16 71261 Mer Rouge Morehouse 63.6
17 70640 Fenton Jefferson Davis 63.4
18 70453 Pine Grove St. Helena 63.0
19 70442 Husser Tangipahoa 62.4
20 71079 Summerfield Claiborne 62.0
21 70780 Sunshine Iberville 61.9
22 70643 Grand Chenier Cameron 61.8
23 71002 Ashland Natchitoches 61.7
24 70725 Darrow Ascension 60.2
25 71276 Sondheimer East Carroll 59.7
26 70397 Theriot Terrebonne 59.0
27 70358 Grand Isle Jefferson 58.4
28 70513 Avery Island Iberia 57.4
29 70049 Edgard St. John the Baptist 56.5
30 70541 Grand Coteau St. Landry 56.4
31 70752 Lakeland Pointe Coupee 56.4
32 71250 Jones Morehouse 56.1
33 71414 Clarence Natchitoches 55.9
34 70393 Plattenville Assumption 55.5
35 70644 Grant Allen 54.8
36 71333 Evergreen Avoyelles 54.8
37 70650 Lacassine Jefferson Davis 54.7
38 71033 Greenwood Caddo 54.7
39 71357 Newellton Tensas 54.7
40 71256 Lillie Union 54.5
41 71456 Natchez Natchitoches 54.4
42 70645 Hackberry Cameron 54.3
43 71416 Cloutierville Natchitoches 54.2
44 70353 Dulac Terrebonne 54.1
45 71069 Rodessa Caddo 54.0
46 70036 Barataria Jefferson 53.5
47 70455 Robert Tangipahoa 53.4
48 70631 Cameron Cameron 52.9
49 70356 Gibson Terrebonne 52.8
50 71024 Dubberly Webster 52.8

Showing the top 50 of 515 ZIP codes in Louisiana that have this figure . 70632 ranks 1st at 84.1, against 52.8 in 50th place.

Other rankings for Louisiana

Cite this page

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

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