ZIP code · Julesburg · Colorado · United States

ZIP code 80737 — Julesburg

ZIP code 80737 serves Julesburg, Colorado.

Postal code
80737
Single source Value from one source, not cross-checked.
City
Julesburg
County
Sedgwick FIPS 08115
State
Colorado
Country
United States
Coordinates
40.9708, -102.2575 — precision precise (locality)
View on OpenStreetMap
Population
1,541 (ZCTA, ACS 5-year)
Population density
6 / sq mi
Land area
249.8 sq mi (647.1 km²) (ZCTA, ACS 5-year)
Median household income
$53,621
Per-capita income
$37,631
Median age
42.9
Households
680
Housing units
796
Median home value
$147,000
Median gross rent
$700 / month
Congressional district
CO-4 (119th Congress)
USDA hardiness zone
5b (-15 to -10 °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
970
Telephone 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.

Climate — monthly normals

Warmest month Jul (avg high 88°F), coldest Jan (avg low 16°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F414455627182888578655141
Avg low °F161826354555615949352416
Precip in0.40.41.01.83.03.22.32.81.51.40.40.3

NOAA 1991–2020 climate normals from the nearest station: JULESBURG (1.2 mi) · NOAA NCEI

Places in ZIP 80737

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