Pest control · Westminster, Colorado
Pest control in Westminster, CO
Termites, ants, roaches, scorpions or rodents? 54% of Westminster's homes are detached houses[1], and 12% were built since 2010. Request a licensed pest-control company that services the area. Westminster, in Adams County and Jefferson County — ZIPs 80021, 80031, 80234, 80030, counts 116,182 residents (2025 estimate)[2].
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The Westminster pest control picture in brief
- Population (2025 est.)
- 116,182[2]-0.4% since 2020
- County
- Adams / Jefferson[2]city spans more than one county
- Land area
- 31.6 sq mi[3]
- Detached single-family homes
- 54%[1]the 6th-lowest share of the 15 Denver-area suburbs we cover
- Homes built 2010 or later
- 12%[1]the 5th-lowest share of the 15 Denver-area suburbs we cover
- Households renting
- 38%[1]2020–2024
- Population change, 2020–2025
- -0.4%[2]the 2nd-slowest-growing of the 15 Denver-area suburbs we cover
- Land area
- 31.6 sq mi[3]city limits
What the local data means for pest control in Westminster
Westminster is one of the most established suburbs tracked here — 116,182 people (2025 estimate), down just 0.4% since 2020[2]. It covers 31.6 square miles (3,673 residents per square mile, the 4th densest), spans Adams County and Jefferson County, in ZIP codes 80021, 80031, 80234, 80030[3].
Building amid 0.4% decline since 2020 pushes construction into previously open land, which stirs up the pests already living there — and denser housing gives them more neighboring homes to visit.
Westminster is split across 4 ZIP codes: 80021 (25% of the city's land), 80031 (24% of the city's land), 80234 (16% of the city's land), 80030 (8% of the city's land)[4].
The tracked suburbs closest by are Northglenn (4.7 mi NE), Broomfield (5.1 mi N) and Arvada (5.7 mi SW)[3].
54% of Westminster's 50,471 housing units are detached houses[1] — the 6th-lowest share of the 15 Denver-area suburbs we cover; nearby, Northglenn (58%), Broomfield (58%), and Arvada (70%). With more attached housing, pests move between units — whole-building treatment matters more.
12% of homes were built in 2010 or later[1] (the 5th-lowest share of the 15 Denver-area suburbs we cover; Northglenn (6%), Broomfield (32%), and Arvada (15%) nearby), and population changed -0.4% from 2020 to 2025[2]. Most houses here are past any builder termite warranty.
About 3,673 people live per square mile of land across 31.6 square miles[2][3] — the 4th-densest of the 15 Denver-area suburbs we cover. Close neighbours share fences, walls and pest pressure.
38% of households rent and 62% own[1]. Renters: check the lease for who handles pest control.
Among the 15 suburbs tracked here, Westminster stands out for the most flood reports nearby (14)[5] and the 2nd-slowest growth since 2020 (-0.4%)[2].
pest control help in Westminster: what to do next
Requests go to Pest control contractors serving the Westminster area — ZIP codes 80021, 80031, 80234, 80030.
Before you pick up the phone: choosing a pest-control plan
The Westminster numbers behind this page
| Measure | Westminster | Median of 15 | Difference |
|---|---|---|---|
| Flood reports (10 mi) | 14 | 6 | 8 more |
| Growth since 2020 | -0.4% | 4.2% | 5 pts slower |
| Residents per sq mi | 3,673 | 3,151 | 17% denser |
| Detached single-family | 54% | 58% | 4 pts lower |
| Renter-occupied | 38% | 37% | 1 pts higher |
| Median year built | 1987 | 1987 | same as median |
Biggest gaps first. Medians are middle values across the Denver-area suburbs we cover, drawn from the same sources.
| City | People / sq mi | Growth since 2020 | Population |
|---|---|---|---|
| Westminster | 3,673 | -0.4% | 116,182 |
| Northglenn 4.7 mi | 5,284 | 2.1% | 38,893 |
| Broomfield 5.1 mi | 2,402 | 6.8% | 79,174 |
| Arvada 5.7 mi | 3,151 | -1.2% | 122,901 |
| Thornton 6.9 mi | 4,032 | 4.2% | 147,766 |
| Golden 12.4 mi | 2,115 | -0.1% | 20,390 |
| Measure | Value |
|---|---|
| Housing units | 50,471 |
| Detached single-family | 27,484 (54%) |
| Occupied homes | 48,106 |
| Owner-occupied | 29,786 (62%) |
| Renter-occupied | 18,320 (38%) |
| Median home value | $532,400 |
ACS 2020–2024 estimates.
| Built | Units | Share | Margin of error |
|---|---|---|---|
| 2020 or later | 791 | 1.6% | ±232 |
| 2010 to 2019 | 5,325 | 10.6% | ±506 |
| 2000 to 2009 | 5,919 | 11.7% | ±707 |
| 1990 to 1999 | 10,024 | 19.9% | ±808 |
| 1980 to 1989 | 11,408 | 22.6% | ±722 |
| 1970 to 1979 | 10,624 | 21.0% | ±763 |
| 1960 to 1969 | 2,540 | 5.0% | ±337 |
| 1950 to 1959 | 3,126 | 6.2% | ±468 |
| 1940 to 1949 | 319 | 0.6% | ±138 |
| 1939 or earlier | 395 | 0.8% | ±230 |
ACS 2020–2024 estimates; margins of error are the Census Bureau's 90% intervals.
| ZIP (ZCTA) | Share of Westminster's land | Share of the ZIP inside the city |
|---|---|---|
| 80021 | 25% | 48% |
| 80031 | 24% | 91% |
| 80234 | 16% | 71% |
| 80030 | 8% | 97% |
pest control questions from Westminster homeowners
My Westminster home is new — do I need termite protection?
Check your closing documents for a builder termite pre-treatment and warranty first. 12% of Westminster homes were built in 2010 or later[1].
I rent in Westminster. Who pays for pest control?
Your lease decides. 38% of Westminster households rent[1].
Which areas does this page cover?
ZIP 80021, 80031, 80234, and 80030[4], Adams County. Nearest suburbs with their own pages: Northglenn (4.7 mi), Broomfield (5.1 mi), and Arvada (5.7 mi)[3].
Sources
- Census ACS 2020–2024 5-year (keyless bulk)
- Census population estimates, Vintage 2025
- Census Gazetteer 2025
- Census 2020 ZCTA–place file
- NOAA Storm Events Database
Data pulled Sep 28, 2026. Full citations and method.