Skip to main content

Area data

Westminster, CO — ZIP 80021

Population: 36,555 (Census ACS)

The median home value in ZIP 80021 (Westminster, CO) is $553,454 — down 1.6% over the past year. Homes sell for a median $393,500 after a median 84 days on market. Typical rent runs $1,954/month. 9 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively High, with hail, lightning, winterweather the top-rated hazards. Cost of living is 5.0% above the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$553,454

Median home value

-1.6%

1-year change

84

Median days on market

Relatively High

Hazard risk (county)

Home values & appreciation

Median home value
$553,454
1-year appreciation
-1.6%
3-year appreciation
-2.4%
5-year appreciation
+5.7%
10-year appreciation
+63.6%
All-time peak (2022-06)
$604,912
House Price Index (state)
675.7 (-1.4% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$393,500
Median list price
$489,990
Median price per sqft
$329
1-year sale-price change
-2.0%
Median days on market
84 days
Homes sold (recent period)
14
For-sale inventory
108
Sale-to-list ratio
97.5%
Active listings
20
1-year forecast
-1.4%
Days to pending
33 days
New listings (monthly)
39

Source: recent area sales and market data (ZIP-level)

Rents

Typical rent
$1,954/mo
1-year rent change
-0.3%
Studio fair-market rent
$1,024/mo
1BR fair-market rent
$1,155/mo
2BR fair-market rent
$1,266/mo
3BR fair-market rent
$1,583/mo
4BR fair-market rent
$1,801/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

Affordability

Cost of living index (Above Average)
105.0 (100 = US avg)
Electricity rate (state-level)
15.9¢/kWh
Natural gas rate (state-level)
$11.20/MCF
30-year mortgage rate (national)
6.66%
15-year mortgage rate (national)
6.00%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
9
Elementary schools
6
Middle schools
2
High schools
1
Charter schools
2
Schools include
Jefferson Academy Elementary, Witt Elementary School, Mandalay Middle School, Adams Elementary School, Lukas Elementary School

Source: NCES school directory, 2022-23 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively High
Top hazards (county)
hail, lightning, winterWeather, inlandFlooding, strongWind
Notable hazard ratings (county)
avalanche: Relatively Low · coldWave: Relatively Moderate · earthquake: Relatively Low · hail: Very High · heatWave: Relatively Low · iceStorm: Relatively Moderate
FEMA flood zone
A
Flood risk level
High
Wildfire risk to homes (county)
Higher than 98% of US counties
Buildings in wildfire direct-exposure zone
21.1%
Radon potential (county)
High radon potential — EPA Zone 1 of 3
EPA Superfund (NPL) sites within 5 mi
1
Nearest Superfund site
Rocky Flats Plant (USDOE) (4.7 mi)
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Annual precipitation
17.2 in
USDA plant hardiness zone
6a (extreme annual low -10 to -5°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Good
Median AQI (annual)
49
Days with Good air quality
206
Days with Moderate air quality
141
Highest AQI recorded (year)
143

Source: EPA air quality data (nearest monitoring station, annual)

Walkability & transit

Walkability index
8.0 / 20
Transit service frequency
-99,999
Jobs reachable by car (30 min)
92,082
Jobs reachable by transit (45 min)
78,165

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
1
Nearest national park
Rocky Mountain National Park (45 mi)
Airports within 30 mi
30
Nearest airport
Rocky Mountain Metropolitan Airport (BJC) (1 mi)
Nearest major airport
Rocky Mountain Metropolitan Airport (BJC) (1 mi)
Hospitals nearby (~15 mi)
1
Hospitals include
UCHEALTH BROOMFIELD HOSPITAL
Avg hospital rating (CMS)
5.0 / 5
Best hospital rating nearby (CMS)
5.0 / 5
Solar radiation rating
Good (4.5 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)

Migration

Net migration (county)
+251 tax filers

Source: IRS county-to-county migration data (county-level, ~12-month lag)

Housing stock

Median year housing built
1,995
Housing built before 1970
2.9%
Housing built 2000 or later
41.3%
Median annual property tax
$2,447
Mean commute to work
18 min
Households with broadband internet
88.3%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
212,217
Average weekly wage
$1,476
Top industries (by employment)
Health Care, Professional Services, Accommodation & Food
Annual residential building permits (county)
849

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

ZIP 80021State medianUS median
Median home value$553,454$497,277$289,727
Median sale price$393,500$495,000$325,000
Median days on market84 days48 days51 days
Typical rent$1,954/mo$2,002/mo$1,808/mo
Median annual property tax$2,447$1,694$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the median home value in ZIP 80021?
$553,454.
What is the median sale price in ZIP 80021?
$393,500.
How long do homes take to sell in ZIP 80021?
Median days on market: 84 days.
What is typical rent in ZIP 80021?
Typical rent: $1,954/month.
What is the natural-hazard risk in ZIP 80021?
Overall risk: Relatively High (FEMA NRI, county-level). Top hazards: hail, lightning, winterWeather, inlandFlooding, strongWind.
Is ZIP 80021 in a flood zone?
High (FEMA NFIP). FEMA flood zone A.
What is the wildfire risk in ZIP 80021?
Risk to homes is higher than 98% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in ZIP 80021?
High radon potential — EPA Zone 1 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near ZIP 80021?
1 current or proposed National Priorities List site within 5 miles (EPA). Nearest site: Rocky Flats Plant (USDOE), 4.7 mi.
How many schools serve ZIP 80021?
9 schools (6 elementary, 2 middle, 1 high) (NCES, 2022-23).
Is ZIP 80021 walkable?
Walkability index: 8.0/20 (EPA Smart Location Database).
What is the air quality in ZIP 80021?
Good. Median AQI: 49. (EPA AQI).
What is the cost of living in ZIP 80021?
Regional Price Parity: 105.0 (100 = US average) (Above Average) (BEA RPP, metro/state-level).

Nearby ZIP codes

Selling a home in Westminster, CO?

REAIGENT7 gives every listing its own AI assistant grounded in this same public data — it answers buyer questions about the home and the area, around the clock, and sends every lead to the listing agent. Agents: it installs on your listing page, your website, or WordPress.

Data last updated

Most recent source refresh: Sep 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents