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/ELDORA

Eldora ZIP codes, Colorado

No ZIP code is named for Eldora, CO; addresses there use a neighbouring town's name. The ZIP code covering it is 80466. Its area code is 970.

USPS city name
0 ZIP codes
Overlapping the city
1 more
Population
465
Area code
970

NANPA lists no telephone rate centre for Eldora itself, so these are the area codes of the nearest one, Fraser (18.7 miles). A town on an area-code boundary can differ from its neighbour.

Eldora in numbers

About 465 people live in Eldora, in 330 households. The median owner-occupied home is valued at $500,000 (7% below the Colorado median), and median gross rent is $2,045 a month. The median age is 33.5; 53.8% of adults 25 and over hold a bachelor's degree or higher (45.7% across Colorado).

Population465Eldora465
Households330Eldora330
Median age33.5Eldora33.5Colorado37.7US 38.9
Median home value$500,000Eldora$500,000Colorado$539,400US $332,700
Median gross rent$2,045Eldora$2,045Colorado$1,761US $1,413
Bachelor's degree or higher53.8%Eldora53.8%Colorado45.7%US 35.7%
Population density112 / sq miEldora112 / sq mi

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

ZIP codes covering Eldora

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

ZIP codes overlapping Eldora
ZIP City Type Population Median income Median home
80466 Nederland , CO Standard 3,599 $100,962 $731,700

Map of Eldora ZIP codes

The ZIP codes of Eldora, 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 Eldora

The nearest larger towns are Nederland (1,655 people, 4.2 mi), Sugarloaf (474 people, 10 mi) and Winter Park (844 people, 12 mi).

Towns near Eldora
TownPopulationDistance
Boulder 106,433 18.2 mi
Superior 13,305 22.6 mi
Gunbarrel 10,051 23.0 mi
Louisville 20,786 23.4 mi
Niwot 3,447 24.5 mi
Arvada 122,634 24.6 mi
Fairmount 9,902 24.7 mi
Golden 20,417 24.8 mi
Genesee 3,778 25.0 mi
Lafayette 30,602 25.8 mi
Evergreen 8,602 25.9 mi
Applewood 8,350 26.3 mi
West Pleasant View 5,051 26.6 mi
Westminster 115,484 28.3 mi

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

Cite this page

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

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