Residential delivery area · Colorado
ZIP Code 80550: Windsor, CO
ZIP code 80550 uses the postal name Windsor, Colorado and lies mostly in Weld County (91% of its land) with the rest in Larimer County (Census 2020 ZIP-county file). About 46,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $126,132 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Windsor (43%) and Severance (12%), and 4% in smaller places; 41% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Windsor · its only residential ZIP
- County
- Weld County (91%); Larimer County (9%)
- Census places
- Windsor (43%); Severance (12%)
- Metro area
- Greeley, CO
- House districts
- CO-4 (97%), CO-8 (3%) 119th Congress, by share of land
- State
- Colorado
- Time zone
- Mountain
- Land area
- 52.4 sq mi · 886 people per sq mi
- PO Box ZIPs
- 80551 also use the name Windsor
Where is ZIP code 80550?
80550 centers on 40.489°, -104.900° and covers 52.4 square miles of land plus 2.9 of water. It borders 11 ZIP codes: 80546, 80547, 80528, 80634, 80543, 80534, 80631, 80524, 80615, 80538 and more.
The map draws ZIP code areas only. For the streets inside 80550, 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 80550 compare with the rest of Weld County?
| Measure | 80550 | In Weld County | In CO |
|---|---|---|---|
| People (ACS 2020-2024) | 46,456 | 4th of 42 | 18th of 527 |
| Median household income | $126k | 5th of 25 | 49th of 277 |
| Median home value | $582k | 6th of 29 | 117th of 311 |
Its median household income is higher than in 92% of U.S. residential ZIP codes, and it is denser than 77% 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 80550?
The 2020 Census counted 38,909 people in 80550; the ACS, which samples households over 2020-2024, estimates 46,456. Between the 2010 and 2020 censuses its population grew 88.2% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 46,456
- 2020 Census count
- 38,909+88.2% since 2010 (20,675)
- Households
- 17,690
- Median age
- 38.0
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 80550?
Of the 46,456 people the ACS estimates in 80550, 24.5% are under 18 and 15.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (79.6%), then Hispanic or Latino (13.3%).
- Under 1824.5%
- 18 to 6460.3%
- 65 and older15.2%
- White, not Hispanic79.6%
- Hispanic or Latino13.3%
- Other or two or more5.0%
- Asian, not Hispanic1.2%
- Black, not Hispanic1.0%
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 80550 earn?
Median household income is $126,132 (ACS 2020-2024), the 5th highest of the 25 ranked ZIP codes in Weld County. It is not measurably different from 2015-2019 ($118,904 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $126,132
- Income per person
- $55,037
- Below the poverty line
- 6.0%
- Unemployed (of the labor force)
- 4.2%
- Adults 25+ with a bachelor's degree
- 53.4%
- Adjusted gross income per tax return, 2022
- $120,91922,990 returns; wages 66% 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 80550?
FHFA's house price index for 80550, built from repeat sales and appraisals of the same homes, rose 86% from 2015 to 2025 and rose 39% from 2020 to 2025, and moved +0.0% in 2025.
- Median home value (owners' estimate)
- $582,000
- Median gross rent
- $1,852
- Homes owned by their occupants
- 79.4%
- Housing units
- 18,357
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 80550?
1,075 business establishments had a location in this ZIP code in 2023, 246 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction177
- Professional, scientific, and technical services154
- Health care and social assistance105
- Other services (except public administration)101
- Real estate and rental and leasing95
- Retail trade84
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 80550?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 80546 | Severance | 271 | $113k | 3.7 mi |
| 80547 | Timnath | 8,821 | $181k | 4.3 mi |
| 80528 | Fort Collins | 24,960 | $130k | 5.6 mi |
| 80634 | Greeley | 65,622 | $83k | 8.3 mi |
| 80543 | Milliken | 9,774 | $105k | 9.9 mi |
| 80534 | Johnstown | 20,502 | $129k | 11.0 mi |
| 80631 | Greeley | 53,722 | $55k | 12.0 mi |
| 80524 | Fort Collins | 40,030 | $85k | 12.9 mi |
| 80615 | Eaton | 9,060 | $107k | 13.9 mi |
| 80538 | Loveland | 50,110 | $87k | 18.5 mi |
| 80610 | Ault | 4,132 | $92k | 20.6 mi |
| 80525 | Fort Collins | 54,211 | $92k | 7.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name Windsor?
1 more ZIP code carries the postal name Windsor, CO without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for it.
| ZIP | County |
|---|---|
| 80551 | Weld County |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.