ZIP code · Cimarron · Colorado · United States

ZIP code 81220 — Cimarron

ZIP code 81220 serves Cimarron, Colorado.

Postal code
81220
Single source Value from one source, not cross-checked.
City
Cimarron
County
Montrose FIPS 08085
State
Colorado
Country
United States
Coordinates
38.3876, -107.4824 — precision estimated (postal-area centroid)
View on OpenStreetMap
Population
218 (ZCTA, ACS 5-year)
Population density
1 / sq mi
Land area
260.2 sq mi (674 km²) (ZCTA, ACS 5-year)
Median household income
$237,955
Per-capita income
$111,409
Median age
56
Households
100
Housing units
503
Median home value
$637,100
Congressional district
CO-3 (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 86°F), coldest Jan (avg low 3°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F354051607081868376644936
Avg low °F3101926323845453726166
Precip in1.10.90.91.21.30.71.41.41.81.41.01.2

NOAA 1991–2020 climate normals from the nearest station: CIMARRON (5.6 mi) · NOAA NCEI

Places in ZIP 81220

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