Residential delivery area · Colorado
ZIP Code 80603: Brighton, CO
ZIP code 80603 uses the postal name Brighton, Colorado and lies mostly in Adams County (54% of its land) with the rest in Weld County (Census 2020 ZIP-county file). About 17,000 people live there (Census Bureau, ACS 2020-2024), the least populous of Brighton's 3 residential ZIP codes. Median household income is $118,297 (Census Bureau, ACS 2020-2024). By Census place, 5% of its land lies in Lochbuie, and 11% in smaller places; 84% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Brighton · 3 residential ZIPs
- County
- Adams County (54%); Weld County (46%)
- Census places
- Lochbuie
- Metro area
- Denver-Aurora-Centennial, CO
- House districts
- CO-8 (81%), CO-4 (19%) 119th Congress, by share of land
- State
- Colorado
- Time zone
- Mountain
- Land area
- 74.1 sq mi · 227 people per sq mi
Where is ZIP code 80603?
80603 centers on 39.951°, -104.660° and covers 74.1 square miles of land plus 3.4 of water. It borders 9 ZIP codes: 80249, 80642, 80601, 80022, 80640, 80621, 80602, 80514, 80516.
The map draws ZIP code areas only. For the streets inside 80603, 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 80603 compare with the rest of Brighton?
| Measure | 80603 | In Brighton | In Adams County | In CO |
|---|---|---|---|---|
| People (ACS 2020-2024) | 16,811 | 3rd of 3 | 20th of 34 | 137th of 527 |
| Median household income | $118k | 2nd of 3 | 6th of 29 | 60th of 277 |
| Median home value | $492k | 3rd of 3 | 18th of 32 | 160th of 311 |
Its median household income is higher than in 90% of U.S. residential ZIP codes, and it is denser than 64% of all 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 80603?
The 2020 Census counted 16,078 people in 80603; the ACS, which samples households over 2020-2024, estimates 16,811. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 16,811
- 2020 Census count
- 16,078
- Households
- 5,622
- Median age
- 36.6
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 80603?
Of the 16,811 people the ACS estimates in 80603, 27.2% are under 18 and 11.5% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (57.5%), then Hispanic or Latino (34.8%).
- Under 1827.2%
- 18 to 6461.3%
- 65 and older11.5%
- White, not Hispanic57.5%
- Hispanic or Latino34.8%
- Other or two or more4.3%
- Black, not Hispanic2.6%
- Asian, not Hispanic0.8%
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 80603 earn?
Median household income is $118,297 (ACS 2020-2024), the 6th highest of the 29 ranked ZIP codes in Adams County.
- Median household income
- $118,297
- Income per person
- $44,860
- Below the poverty line
- 7.5%
- Unemployed (of the labor force)
- 2.2%
- Adults 25+ with a bachelor's degree
- 23.5%
- Adjusted gross income per tax return, 2022
- $83,7187,910 returns; wages 77% 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 80603?
FHFA's house price index for 80603, built from repeat sales and appraisals of the same homes, rose 95% from 2015 to 2025 and rose 40% from 2020 to 2025, and moved +1.8% in 2025.
- Median home value (owners' estimate)
- $492,000
- Median gross rent
- $2,578
- Homes owned by their occupants
- 91.1%
- Housing units
- 5,771
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 80603?
279 business establishments had a location in this ZIP code in 2023, 50 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction79
- Transportation and warehousing28
- Other services (except public administration)26
- Administrative and support and waste management and remediation services24
- Wholesale trade22
- Professional, scientific, and technical services21
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 80603?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 80249 | Denver | 41,590 | $100k | 6.9 mi |
| 80642 | Hudson | 4,466 | $105k | 7.4 mi |
| 80601 | Brighton | 42,127 | $105k | 7.9 mi |
| 80022 | Commerce City | 61,452 | $104k | 9.2 mi |
| 80640 | Henderson | 13,818 | $117k | 12.5 mi |
| 80621 | Fort Lupton | 15,060 | $90k | 13.1 mi |
| 80602 | Brighton | 44,783 | $152k | 13.2 mi |
| 80514 | Dacono | 6,721 | $105k | 17.7 mi |
| 80516 | Erie | 39,048 | $169k | 20.3 mi |
| 80019 | Aurora | 7,900 | $129k | 12.0 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.