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 — CITY/CO/LITTLETON

Littleton ZIP codes, Colorado

Littleton, CO has 16 ZIP codes, from 80120 to 80166, and area codes 303, 720 and 983. The largest are 80123, 80127 and 80126.

USPS city name
16 ZIP codes
Overlapping the city
1 more
Population
44,710
Area codes
303, 720, 983

NANPA lists no telephone rate centre for Littleton itself, so these are the area codes of the nearest one, Denver (2.4 miles). A town on an area-code boundary can differ from its neighbour.

Mail addressed to Littleton uses the ZIP codes above. 1 more ZIP code covers part of the city but is addressed as somewhere else; they are listed separately below.

Littleton in numbers

About 44,710 people live in Littleton, in 20,449 households, the 21st-largest of Colorado's 471 census places. The median household income is $98,839 a year, 4% above the Colorado median of $95,470 (US: $80,734). The median owner-occupied home is valued at $630,600 (17% above the Colorado median), and median gross rent is $1,819 a month. The median age is 40.8; 56.8% of adults 25 and over hold a bachelor's degree or higher (45.7% across Colorado); the average commute takes 25 minutes.

Population44,710Littleton44,710
Households20,449Littleton20,449
Median age40.8Littleton40.8Colorado37.7US 38.9
Median household income$98,839Littleton$98,839Colorado$95,470US $80,734
Median home value$630,600Littleton$630,600Colorado$539,400US $332,700
Median gross rent$1,819Littleton$1,819Colorado$1,761US $1,413
Bachelor's degree or higher56.8%Littleton56.8%Colorado45.7%US 35.7%
Mean commute25.1 minLittleton25.1 minColorado25.2 minUS 26.4 min
Population density3,543 / sq miLittleton3,543 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the census place Littleton city. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Littleton

ZIP codes with the USPS city name Littleton
ZIP City Type Population Median income Median home
80123 Littleton , CO Standard 44,549 $105,932 $620,100
80127 Littleton , CO Standard 43,494 $137,040 $693,200
80126 Littleton , CO Standard 44,882 $169,882 $782,000
80128 Littleton , CO Standard 36,712 $121,436 $586,000
80122 Littleton , CO Standard 32,195 $128,691 $634,400
80129 Littleton , CO Standard 30,223 $141,667 $663,800
80120 Littleton , CO Standard 29,725 $94,296 $628,300
80130 Littleton , CO Standard 24,719 $158,741 $691,800
80121 Littleton , CO Standard 18,029 $142,056 $707,900
80125 Littleton , CO Standard 15,630 $179,983 $762,200
80160 Littleton , CO No street area — — —
80161 Littleton , CO No street area — — —
80162 Littleton , CO No street area — — —
80163 Littleton , CO No street area — — —
80165 Littleton , CO No street area — — —
80166 Littleton , CO No street area — — —

Other ZIP codes overlapping Littleton

These ZIP codes cover part of Littleton but are addressed as somewhere else.

ZIP codes overlapping Littleton
ZIP City Type Population Median income Median home
80110 Englewood , CO Standard 23,825 $85,900 $497,300

Map of Littleton ZIP codes

80123801278012680128801228012980120801308012180125801608016180162801638016580166

The ZIP codes of Littleton, CO, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Littleton

The nearest larger towns are Highlands Ranch (102,257 people, 4.3 mi), Centennial (108,201 people, 8.3 mi) and Lakewood (156,583 people, 9.1 mi).

Towns near Littleton
TownPopulationDistance
Columbine 25,478 2.6 mi
Sheridan 6,005 4.0 mi
Englewood 34,129 4.1 mi
Highlands Ranch 102,257 4.3 mi
Cherry Hills Village 6,354 5.1 mi
Ken Caryl 33,233 5.1 mi
Greenwood Village 15,420 6.0 mi
Dakota Ridge 33,753 6.4 mi
Sterling Ranch 4,213 6.9 mi
Acres Green 2,639 7.0 mi
Holly Hills 2,572 7.5 mi
Inverness 2,934 8.3 mi
Centennial 108,201 8.3 mi
Cherry Creek 10,721 8.4 mi

More nearby: every ZIP code in Jefferson County · Colorado ZIP codes

Cite this page

zipcodes.pro. “Littleton, CO ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/co/littleton

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