Residential delivery area · Colorado
ZIP Code 80621: Fort Lupton, CO
ZIP code 80621 uses the postal name Fort Lupton, Colorado and lies entirely in Weld County (Census 2020 ZIP-county file). About 15,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $90,055 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Fort Lupton (10%) and Aristocrat Ranchettes (2%), and 2% in smaller places; 87% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Fort Lupton · its only residential ZIP
- County
- Weld County
- Census places
- Fort Lupton (10%); Aristocrat Ranchettes (2%) census-designated place
- Metro area
- Greeley, CO
- House district
- CO-8 119th Congress
- State
- Colorado
- Time zone
- Mountain
- Land area
- 126.6 sq mi · 119 people per sq mi
Where is ZIP code 80621?
80621 centers on 40.107°, -104.801° and covers 126.6 square miles of land plus 0.8 of water. It borders 6 ZIP codes: 80530, 80514, 80651, 80642, 80504, 80603.
The map draws ZIP code areas only. For the streets inside 80621, 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 80621 compare with the rest of Weld County?
| Measure | 80621 | In Weld County | In CO |
|---|---|---|---|
| People (ACS 2020-2024) | 15,060 | 12th of 42 | 152nd of 527 |
| Median household income | $90k | 15th of 25 | 141st of 277 |
| Median home value | $463k | 17th of 29 | 182nd of 311 |
Its median household income is higher than in 73% of U.S. residential ZIP codes, and it is denser than 56% 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 80621?
The 2020 Census counted 13,343 people in 80621; the ACS, which samples households over 2020-2024, estimates 15,060. Between the 2010 and 2020 censuses its population grew 10.5% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 15,060
- 2020 Census count
- 13,343+10.5% since 2010 (12,079)
- Households
- 5,052
- Median age
- 36.3
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 80621?
Of the 15,060 people the ACS estimates in 80621, 24.5% are under 18 and 13.2% are 65 or older. The largest group by race and Hispanic origin is Hispanic or Latino (52.0%), then White (not Hispanic) (43.7%).
- Under 1824.5%
- 18 to 6462.3%
- 65 and older13.2%
- Hispanic or Latino52.0%
- White, not Hispanic43.7%
- Other or two or more3.6%
- Asian, not Hispanic0.4%
- Black, not Hispanic0.2%
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 80621 earn?
Median household income is $90,055 (ACS 2020-2024), the 15th highest of the 25 ranked ZIP codes in Weld County. It is not measurably different from 2015-2019 ($83,206 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $90,055
- Income per person
- $35,811
- Below the poverty line
- 14.4%
- Unemployed (of the labor force)
- 7.4%
- Adults 25+ with a bachelor's degree
- 18.3%
- Adjusted gross income per tax return, 2022
- $74,3967,500 returns; wages 70% 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 80621?
FHFA's house price index for 80621, built from repeat sales and appraisals of the same homes, rose 105% from 2015 to 2025 and rose 34% from 2020 to 2025, and moved +3.2% in 2025.
- Median home value (owners' estimate)
- $463,200
- Median gross rent
- $1,316
- Homes owned by their occupants
- 74.1%
- Housing units
- 5,148
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 80621?
318 business establishments had a location in this ZIP code in 2023, 30 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction56
- Transportation and warehousing40
- Other services (except public administration)31
- Retail trade26
- Health care and social assistance24
- Administrative and support and waste management and remediation 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 80621?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 80530 | Frederick | 6,242 | $124k | 6.4 mi |
| 80514 | Dacono | 6,721 | $105k | 8.5 mi |
| 80651 | Platteville | 4,837 | $82k | 9.3 mi |
| 80642 | Hudson | 4,466 | $105k | 10.7 mi |
| 80504 | Longmont | 63,451 | $114k | 12.7 mi |
| 80603 | Brighton | 16,811 | $118k | 13.1 mi |
| 80520 | Firestone | 1,140 | $64k | 7.0 mi (near) |
| 80601 | Brighton | 42,127 | $105k | 10.0 mi (near) |
| 80602 | Brighton | 44,783 | $152k | 11.3 mi (near) |
| 80516 | Erie | 39,048 | $169k | 12.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.