ZIP code · Gilcrest · Colorado · United States
ZIP code 80623 — Gilcrest
ZIP code 80623 serves Gilcrest, Colorado.
- Postal code
- 80623Single source Value from one source, not cross-checked.
- City
- Gilcrest
- County
- Weld FIPS 08123
- State
- Colorado
- Country
- United States
- Coordinates
- 40.2854, -104.7825 — precision precise (locality)
View on OpenStreetMap - Population
- 987 (ZCTA, ACS 5-year)
- Population density
- 1,478 / sq mi
- Land area
- 0.7 sq mi (1.7 km²) (ZCTA, ACS 5-year)
- Median household income
- $66,771
- Per-capita income
- $25,378
- Median age
- 33
- Households
- 281
- Housing units
- 310
- Median home value
- $287,000
- Median gross rent
- $1,900 / month
- Congressional district
- CO-8 (119th Congress)
- USDA hardiness zone
- 5a (-20 to -15 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Denver (UTC−7 / UTC−6 DST)
- Area code
- 970Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 80623 with another ZIP · ZIPs within 25 miles · distance from 80623
Map of ZIP code 80623
Climate — monthly normals
Warmest month Jul (avg high 92°F), coldest Jan (avg low 18°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 44 | 48 | 59 | 66 | 75 | 86 | 92 | 89 | 82 | 68 | 54 | 43 |
| Avg low °F | 18 | 20 | 28 | 35 | 45 | 54 | 59 | 57 | 49 | 37 | 26 | 18 |
| Precip in | 0.5 | 0.5 | 0.9 | 1.8 | 2.6 | 1.8 | 1.6 | 1.6 | 1.1 | 1.1 | 0.7 | 0.6 |
NOAA 1991–2020 climate normals from the nearest station: GREELEY UNC (9.2 mi) · NOAA NCEI
Places in ZIP 80623
- 2 schools
- 2 parks
- 1 playgrounds
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page