Postal Codes

80031 ZIP Code

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ZIP code 80031 covers Westminster, Colorado, with a population of about 36,350 and a median household income of $106,244.

Population
36,3504,307 per square mile
Median age
40.31.6 points above the US average
Median household income
$106,2441.1× the Colorado median
Poverty rate
5.8%6.6 points below the US average
Typical home value
$504,377up 4.7% in five years
Median rent
$1,9111.1× the Colorado median
Degree or higher
44%9 points above the US average
Homeownership
71.5%6.5 points above the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
762

Where 80031 is

Westminster, Colorado — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population36,350
Median age40.3
Family households63.5%
Born outside the US10.1%
Speaks a language other than English at home18.1%
White (non-Hispanic)64.4%
Black (non-Hispanic)0.9%
Asian (non-Hispanic)5%
Hispanic or Latino25.9%
Veterans6%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$106,244
Income per person$55,039
Poverty rate5.8%
Households on SNAP or cash assistance6.8%

Household income distribution

Under $10k2.3%
$10–15k2.4%
$15–20k1.6%
$20–25k1.0%
$25–30k1.7%
$30–35k1.7%
$35–40k2.2%
$40–45k2.9%
$45–50k3.2%
$50–60k4.7%
$60–75k8.8%
$75–100k13.7%
$100–125k10.7%
$125–150k10.8%
$150–200k12.8%
$200k or more19.6%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed20,000
Mean adjusted gross income$91,238
Returns declaring $200,000 or more8.4%
Returns, under $25k20.9%
Returns, $25k–$50k22.1%
Returns, $50k–$75k17.8%
Returns, $75k–$100k11.7%
Returns, $100k–$200k19.2%
Returns, $200k or more8.4%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$499,200
Median gross rent$1,911
Rent as a share of household income30.3%
Owner-occupied71.5%
Vacant homes4.9%
Median year built1985

What the homes are

Detached house61.7%
Attached house15.1%
2 to 4 units3.9%
5 to 19 units10%
20 or more units9.1%
Mobile home0.2%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$504,377as of 2026-07
Typical home value, 1 yeardown 2.5%
Typical home value, 5 yearsup 4.7%
Typical home value, 10 yearsup 61.8%
Typical asking rent$2,250as of 2026-07
Typical asking rent, 1 yearup 1.2%
Typical asking rent, 5 yearsup 14.2%
Typical home value since 2000
200020132026$557,108$194,954

$194,954 in 2000 to $504,377 in 2026.

Typical asking rent
201820222026$2,250$1,606

$1,606 in 2018 to $2,250 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4%
Bachelor's degree or higher44%
High school diploma or higher89.4%
Works from home20.3%
Drives to work alone68.3%
Takes public transport2.7%
Commutes 45 minutes or more19.9%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity29.7% 3.7 pts below the national average of 33.4%
Diagnosed diabetes9.2% 2.8 pts below the national average of 12%
Currently smokes11.4% 1.8 pts below the national average of 13.2%
High blood pressure28.3% 5.8 pts below the national average of 34.1%
Fair or poor general health15.8% 4.5 pts below the national average of 20.3%
No health insurance (18–64)12.2% 0.9 pts above the national average of 11.3%
Depression20.7% 1.2 pts below the national average of 21.9%
No leisure-time physical activity19.1% 6.3 pts below the national average of 25.4%
Arthritis22.5% 2.6 pts below the national average of 25.1%
Binge drinking16.7% 0.7 pts above the national average of 16%
Taking blood pressure medication70.5% 4.2 pts below the national average of 74.7%
Cancer (non-skin)8.2% 0.5 pts above the national average of 7.7%
Current asthma11% 0.6 pts above the national average of 10.4%
Coronary heart disease5.1% 1.1 pts below the national average of 6.2%
Routine check-up in past year72.8% 3.9 pts below the national average of 76.7%
Cholesterol screening86.1% same as the national average of 85.9%
Cognitive disability13.4% 1.4 pts below the national average of 14.8%
Colorectal screening64.4% same as the national average of 64.3%
COPD5.1% 1.5 pts below the national average of 6.6%
Visited a dentist65.7% 4.4 pts above the national average of 61.3%
Any disability27.1% 3.6 pts below the national average of 30.7%
Hearing disability6.4% same as the national average of 6.7%
High cholesterol33% 3.2 pts below the national average of 36.2%
Independent living disability6.6% 1.8 pts below the national average of 8.4%
Mammography use70.5% 5.4 pts below the national average of 75.9%
Poor mental health (14+ days)15.6% 1.2 pts below the national average of 16.8%
Mobility disability10.6% 3.4 pts below the national average of 14%
Poor physical health (14+ days)11.6% 1.9 pts below the national average of 13.5%
Self-care disability2.9% 1.1 pts below the national average of 4%
Sleeps under 7 hours30.6% 5.8 pts below the national average of 36.4%
Stroke2.7% 0.7 pts below the national average of 3.4%
All natural teeth lost8.3% 4.7 pts below the national average of 13%
Vision disability4.2% 1.4 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments762
People employed6,927
Annual payroll$324,577,000
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Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 38.6% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 14 census tracts this ZIP code covers
Expected annual loss42.4 out of 100
Community resilience38 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Hail98.5Very High at its worst in this ZIP code
Winter weather84.3Relatively High at its worst in this ZIP code
Lightning76.9Very High at its worst in this ZIP code
Cold wave75.2Relatively High at its worst in this ZIP code
Tornado61.4Relatively High at its worst in this ZIP code
Volcanic activity61.2Very Low at its worst in this ZIP code
Strong wind60.7Relatively Moderate at its worst in this ZIP code
Landslide47.3Very Low at its worst in this ZIP code
Earthquake46.7Relatively Low at its worst in this ZIP code
Wildfire44.2Relatively Low at its worst in this ZIP code
Drought38.5Relatively Low at its worst in this ZIP code
River flooding23.3Relatively Moderate at its worst in this ZIP code
Ice storm21.8Relatively Low at its worst in this ZIP code
Heat wave19.4Relatively Low at its worst in this ZIP code
Compared with Colorado and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPColoradoUnited States
Median household income$106,244$92,470$78,538
Income per person$55,039$50,489$43,289
Poverty rate5.8%9.4%12.4%
Median home value$499,200$502,200$303,400
Median gross rent$1,911$1,693$1,348
Homeownership71.5%66.3%65%
Bachelor's degree or higher44%44.7%35%
Unemployment rate4%4.5%5.2%
Works from home20.3%18.8%13.5%
Born outside the US10.1%9.6%13.9%
Median age40.337.538.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationNORTHGLENN, CO US3.2 km away
Rain in a year15 in
Snow in a year45 in

Average high and low by month

January48°F / 19°F0.45 in rain, 6 in snow
February49.6°F / 20.3°F0.54 in rain, 7.6 in snow
March57.7°F / 28.4°F1.21 in rain, 8.2 in snow
April63.9°F / 35.1°F1.94 in rain, 6.5 in snow
May72.3°F / 44.4°F2.35 in rain, 1.2 in snow
June85.3°F / 53.4°F1.5 in rain
July91.1°F / 58.9°F1.73 in rain
August88.9°F / 57.2°F1.32 in rain
September81.5°F / 48.9°F1.19 in rain, 0.1 in snow
October67.2°F / 36.8°F1.07 in rain, 2.4 in snow
November55.8°F / 26.8°F0.73 in rain, 6.9 in snow
December47.5°F / 19.1°F0.48 in rain, 5.9 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket23% of this ZIP code's area
Far from a supermarket54% of this ZIP code's area
No vehicle and far from a supermarket3% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

This ZIP code is served by 3 school districts, so the address decides which one, not the ZIP code.

Westminster Public School District49.5% of this ZIP code's land area
Adams 12 Five Star Schools40.4% of this ZIP code's land area
Jefferson County School District R-110.1% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability29more vulnerable than 29% of US census tracts
Socioeconomic status32more vulnerable than 32% of US census tracts
Household characteristics37more vulnerable than 37% of US census tracts
Racial and ethnic minority status49more vulnerable than 49% of US census tracts
Housing type and transport28more vulnerable than 28% of US census tracts
Walkability12.7 out of 20Above average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

80260 Denver, CO2.7 km away
80035 Westminster, CO4.3 km away
80036 Westminster, CO4.3 km away
80234 Denver, CO4.4 km away
80030 Westminster, CO5 km away
80221 Denver, CO5.1 km away
80241 Thornton, CO5.4 km away
80003 Arvada, CO5.8 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Adams County89.9% of this ZIP code's land area
Jefferson County10.1% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area8.44 sq mi
Water area0.05 sq mi
Population density4,307 people per sq mi
Latitude, longitude39.8753, -105.0345

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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