Residential delivery area · Colorado
ZIP Code 80428: Clark, CO
ZIP code 80428 uses the postal name Clark, Colorado and lies entirely in Routt County (Census 2020 ZIP-county file). About 720 people live there (Census Bureau, ACS 2020-2024). Median household income is $120,227 (Census Bureau, ACS 2020-2024). Its land lies outside any incorporated or census-designated place.
- ACS2020-24
- Census2020
- FHFA2021
- ZBP2023
- IRS2022
- Town
- Clark · its only residential ZIP
- County
- Routt County
- Micro area
- Steamboat Springs, CO
- House district
- CO-2 119th Congress
- State
- Colorado
- Time zone
- Mountain
- Land area
- 204.0 sq mi · 4 people per sq mi
Where is ZIP code 80428?
80428 centers on 40.844°, -106.925° and covers 204.0 square miles of land plus 2.0 of water. It borders 3 ZIP codes: 81653, 80487, 80480.
The map draws ZIP code areas only. For the streets inside 80428, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 80428 compare with the rest of Routt County?
| Measure | 80428 | In Routt County | In CO |
|---|---|---|---|
| People (ACS 2020-2024) | 720 | 4th of 10 | 367th of 527 |
| Median household income | $120k | not ranked | not ranked |
| Median home value | $830k | not ranked | not ranked |
80428's income and home value are not ranked: it has fewer than 1,000 residents (720). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 9% of U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 80428?
The 2020 Census counted 706 people in 80428; the ACS, which samples households over 2020-2024, estimates 720. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 720±255 (90% margin)
- 2020 Census count
- 706
- Households
- 294
- Median age
- 40.0
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 80428?
Of the 720 people the ACS estimates in 80428, 27.6% are under 18 and 11.1% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (73.8%), then Hispanic or Latino (14.6%).
- Under 1827.6%
- 18 to 6461.3%
- 65 and older11.1%
- White, not Hispanic73.8%
- Hispanic or Latino14.6%
- Other or two or more10.4%
- Black, not Hispanic1.3%
- Asian, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 80428 earn?
Median household income is $120,227 (ACS 2020-2024).
- Median household income
- $120,227±$80,731
- Income per person
- $80,720
- Below the poverty line
- 23.6%
- Unemployed (of the labor force)
- 0.0%
- Adults 25+ with a bachelor's degree
- 43.2%
- Adjusted gross income per tax return, 2022
- $123,752420 returns; wages 51% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 80428?
- Median home value (owners' estimate)
- $829,700
- Median gross rent
- –
- Homes owned by their occupants
- 93.2%
- Housing units
- 474
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 80428?
43 business establishments had a location in this ZIP code in 2023, 7 fewer than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction15
- Professional, scientific, and technical services7
- Accommodation and food services7
- Other services (except public administration)5
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 80428?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 81653 | Slater | 0 | – | 16.9 mi |
| 80487 | Steamboat Springs | 18,525 | $110k | 18.2 mi |
| 80480 | Walden | 1,130 | $49k | 32.7 mi |
| 82325 | Encampment, WY | 867 | $74k | 22.5 mi (near) |
| 82332 | Savery, WY | 20 | – | 24.9 mi (near) |
| 81639 | Hayden | 2,618 | $110k | 25.6 mi (near) |
| 82323 | Dixon, WY | 267 | $74k | 33.6 mi (near) |
| 80434 | Cowdrey | 32 | – | 33.7 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.