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Westminster city, CO

ZIP Code 80021 — Westminster city, CO Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Upper Middle ClassLow Snow AreaRemote Work Hub

Map, Quick Facts & Location

Quick Facts

Local time
Population
35,562
Median Income
$105,645
+41% vs US avg
Home Value
$530,300
+52% vs US avg
Median Rent
$1,900
+63% vs US avg
Median Age
36.4 yrs
-6% vs US avg
Area Code
Congress
Top Ancestry
GermanIrishEnglish
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Location
Coordinates
39.8907, -105.1137
Elevation
5,407 ft
Land Area
16.5 sq mi
Water Area
2.3 sq mi (12% water)

At a glance

Population
35,562
Density
N/A
Median income
$105,645
+41% vs US avg
Home value
$530,300
+52% vs US avg
Median rent
$1,900
+63% vs US avg
Timezone

Overview of ZIP Code 80021

UniversityUniversity / college area
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What to know about ZIP 80021

ZIP code 80021 covers Westminster, CO in Jefferson County with a population of about 35,562.

At a glance, the area shows median age of 36.4 versus a U.S. median of about 38.9.

It sits in telephone area codes 303, 720, 983; U.S. House district CO-7; the DENVER media market.

Local search focus: University

Westminster, CO sits in a university / college context (near spartan college of aeronautics and technology (1.7 mi)). Expect stronger interest in student housing, rentals, walkability, transit, and a younger adult age mix versus typical suburban ZIPs.

Income and economy in Westminster, CO

Median household income in ZIP 80021 is about $105,645 — about 41% above the U.S. median ($75,149).

On socioeconomic markers, US5 shows a poverty rate of 5.2%; unemployment rate near 3.6%; 53.3% of adults with a bachelor’s degree or higher (about 19.6 points above the national share (33.7%)).

Labor and commute patterns include leading industry context around Professional services, Healthcare, and Retail trade; about 20.4% of workers reporting work-from-home (about 5.2 points above the U.S. share (15.2%)); a mean commute of about 180.0 minutes (U.S. average near 26.8).

Housing and affordability in ZIP 80021

Median home value is about $530,300 — about 52% above the U.S. median home value ($348,079).

Housing tenure and rents show median gross rent around $1,900 (about 63% above the U.S. median rent ($1,163)), and owner-occupancy near 51.8% (about 13.6 points below the national owner-occupancy rate (65.4%)).

To comfortably buy a median-priced home in ZIP 80021 in Westminster, CO, a household would need roughly $146,000 in annual income under a 20% down, 30-year loan at 6.8% (illustrative), keeping housing costs near 28% of income. Estimated monthly PITI is about $3,407. That is about 38% above the local median household income ($105,645), so the median earner would likely stretch or need a larger down payment. Rates, taxes, insurance, and HOA fees vary — treat this as a planning estimate, not a lender quote.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Westminster city, CO as Relatively High (composite score 94.9), which is among the highest nationally. The strongest component scores on US5 are wildfire (99.5) and flood (93.4). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Westminster city, CO show little to no average snow and around 14.5 inches of annual precipitation.

IRS migration statistics show a net inflow of about 1,625 for ZIP 80021 (Westminster city, CO) on US5’s published series — a signal of people/tax filers moving in relative to those leaving. Inflows often track job growth, housing demand, or lifestyle migration; treat the figure as a directional indicator rather than a precise headcount.

Nearby (from this ZIP)

Airport BJC (1.3 miles (2.0 km)) · Spartan College of Aeronautics and Technology (1.7 miles (2.7 km)) · Rocky Mountain National Park (44.5 miles (71.7 km)) · VA: Boulder Vet Center (11.1 miles (17.8 km))

Full lists and map pins are in the Infrastructure section below.