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/CO/HIGHEST-MEDIAN-INCOME

ZIP Codes With the Highest Median Household Income in Colorado

What this measures. Median household income, American Community Survey 5-year estimate. Source: Census American Community Survey, data release 2026-10-12.

# ZIP City County Median household income
1 81128 Chromo Archuleta $250,000+
2 81220 Cimarron Gunnison $250,000+
3 81656 Woody Creek Pitkin $250,000+
4 80457 Kittredge Jefferson $235,160
5 80463 Mc Coy Routt $192,656
6 80108 Castle Rock Douglas $181,049
7 80238 Denver Denver $180,940
8 80547 Timnath Larimer $180,492
9 80125 Littleton Douglas $179,983
10 80454 Indian Hills Jefferson $178,980
11 80007 Arvada Jefferson $176,122
12 80126 Littleton Douglas $169,882
13 80455 Jamestown Boulder $169,286
14 80516 Erie Weld $168,725
15 80927 Colorado Springs El Paso $163,803
16 80132 Monument El Paso $161,670
17 80130 Littleton Douglas $158,741
18 80023 Broomfield Broomfield $158,180
19 80118 Larkspur Douglas $158,155
20 80439 Evergreen Clear Creek $156,218
21 80109 Castle Rock Douglas $155,025
22 80027 Louisville Boulder $154,232
23 80602 Brighton Adams $151,737
24 80403 Golden Jefferson $151,276
25 80016 Aurora Arapahoe $150,492
26 80134 Parker Douglas $146,778
27 80116 Franktown Douglas $146,000
28 80824 Kirk Yuma $145,327
29 80138 Parker Douglas $145,013
30 81434 Somerset Gunnison $143,074
31 80121 Littleton Arapahoe $142,056
32 80129 Littleton Douglas $141,667
33 80921 Colorado Springs El Paso $141,659
34 81654 Snowmass Pitkin $141,111
35 80540 Lyons Boulder $139,521
36 80924 Colorado Springs El Paso $139,447
37 80622 Galeton Weld $138,710
38 80127 Littleton Jefferson $137,040
39 80018 Aurora Arapahoe $136,895
40 80106 Elbert Elbert $136,852
41 80005 Arvada Jefferson $136,821
42 80135 Sedalia Douglas $136,083
43 80111 Englewood Arapahoe $135,995
44 80470 Pine Jefferson $135,682
45 80107 Elizabeth Elbert $135,262
46 80929 Colorado Springs El Paso $135,257
47 81426 Ophir San Miguel $135,179
48 80137 Watkins Arapahoe $134,890
49 80433 Conifer Jefferson $134,402
50 80104 Castle Rock Douglas $134,335

Showing the top 50 of 471 ZIP codes in Colorado that have this figure . 81128 ranks 1st at $250,000+, against $134,335 in 50th place.

Other rankings for Colorado

Cite this page

zipcodes.pro. “ZIP Codes With the Highest Median Household Income in Colorado.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/rankings/co/highest-median-income

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