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Windsor, COPhoto: Jared Winkler · CC BY-SA 4.0
The Windsor handbook

Living in Windsor, CO: what to set up and who to call

The Town of Windsor water system has a clean five-year EPA record, but its latest lead result, 5.8 ppb, was higher than 92% of similar systems’ (the action level is 15). Power in Windsor comes from Poudre Valley REA, a cooperative utility rather than a private company.

I’m new in town

What to set up in Windsor, and who provides it. Tap an answer for the details and where they come from.

Home services

Power, water and internet

Who to call to start service at a new address in Windsor.

Electricity

Power comes from Poudre Valley REA

Poudre Valley REA (Poudre Valley REA, Inc), a cooperative utility, serves all of Windsor. Its homes paid an average of 12.5¢ per kWh in 2025, about $109 a month (its average across Colorado).

Start or move service: www.pvrea.com · (970) 226-1234

Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.

Drinking water · reported to EPA

Water comes from Town of Windsor water system

The Town of Windsor water system supplies Windsor: about 76% of residents live in its service area. About 24% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It buys treated surface water (EPA lists Ft Collins Loveland WD and City of Greeley and North Weld County WD as sellers) and serves 23,500 people in all.

No health-based violations reported to EPA in the five years to October 2026, like 83% of the 3,525 systems serving 10,001–50,000 people.

Lead, 90th percentile5.8 ppb
015 ppb action level20

The latest lead result on file, the 90th percentile of homes sampled in Jan 2023–Dec 2025, was 5.8 ppb, below the 15 ppb action level that applied. That’s higher than 92% of similar systems’ latest results.

The system’s full record: EPA ECHO report

EPA SDWIS via Envirofacts (violations pulled Oct 9, 2026) and ECHO (lead samples, 2026Q3); service area: EPA Community Water System Service Area Boundaries v3.0. Violations are counted by the start of their compliance period. CO0162843.

Internet

10 home internet providers serve Windsor

100% of 13,527 addresses can get 100/20 Mbps; 16% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
XfinityCable, Fiber99%2,000/250
CenturyLinkDSL, Fiber38%140/20
Quantum FiberFiber11%2,000/1,000
TDS TelecomCable, Fiber2%1,000/1,000
Rise BroadbandFixed wireless92%100/20
VistabeamFixed wireless69%500/80

FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.

Trash & recycling

In Windsor, you hire your own trash hauler

Pickup days, the drop-off and recycling in Windsor, from the town’s own site.

How trash works hereHire your ownNo town pickup: you hire a private hauler; your hauler sets the daywindsorco.gov

We couldn’t find pickup days or drop-off hours. Check windsorco.gov →

From windsorco.gov, the town’s official site, checked Oct 21, 2026. Rules change: the town’s page is the last word. .

Schools

Where your child goes to school

Public school districts and the school path by grade.

Windsor kids go to
PK–55 elementary schoolsDepends on your address
6–8Windsor Middle SchoolWindsor School District RE-4
9–12Windsor High SchoolWindsor School District RE-4

Most of Windsor (78%) is in Windsor School District RE-4; parts are in Thompson School District R-2J (11%) and Poudre School District R-1 (11%).

ASchool gradeSee Schools →

U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.

Government & voting

Town hall and registering to vote

Who to call, and how to register.

Election office: FVAP local election office directory, updated Sep 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.

ZIP codes & area codes

Windsor spans 2 ZIP codes

ZIP codes where Windsor residents live, with the share of the town in each.

ZIPPost office nameShare of WindsorZIP’s residents in Windsor
80550Windsor, CO94%79%
80528Fort Collins, CO6%8%

A few homes fall in 80631. 80551 is P.O. box or single-organization ZIP with no homes.

Area code970Wikidata

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

Getting around, the ER and the library

One line each; the subject pages have the rest.

ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.

Questions about living in Windsor

Who supplies Windsor’s drinking water, and has it had violations?

The Town of Windsor water system (EPA ID CO0162843). It reported no health-based violations to EPA in the five years to October 2026; 83% of systems its size had none. Its latest lead 90th percentile was 5.8 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.

Who provides electricity in Windsor?

Poudre Valley REA (Poudre Valley REA, Inc), a cooperative utility. Its homes paid about 12.5¢ per kWh in 2025 (EIA).

What internet providers serve Windsor?

Xfinity, CenturyLink, Quantum Fiber, TDS Telecom, Rise Broadband, Vistabeam (FCC, as of December 2025).

What ZIP codes are in Windsor?

80550 (94%), 80528 (6%), by share of residents. Census 2020 ZIP Code Tabulation Areas.

What school district is Windsor in?

Windsor School District RE-4. Parts of the city are in Thompson School District R-2J and Poudre School District R-1.

How do I register to vote in Windsor?

In Colorado you can register online until 8 days before Election Day, in person up to and including Election Day, or by mail (postmarked 8 days before). Elections here are run by the Weld County Clerk and Recorder. Check your registration at sos.state.co.us.

Sources & dates

Every answer above names its source. Here they are with their dates.

  • Water: EPA SDWIS (Envirofacts, pulled Oct 9, 2026), ECHO SDWA 2026Q3, EPA CWS Service Area Boundaries v3.0.
  • Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
  • Trash: Windsor’s own website (windsorco.gov), read Oct 21, 2026, pickup and drop-off facts extracted and checked against the page they came from.
  • ZIP codes: Census 2020 ZCTA relationship files; GeoNames postal codes (CC BY 4.0).
  • Schools: NCES Common Core of Data, 2024–25.
  • Registration: vote.gov, updated Nov 18, 2024 (read Oct 10, 2026). Official sites and area codes: Wikidata.
  • Election office: FVAP local election office directory (fetched Oct 10, 2026; each record dated), EAC EAVS 2024 jurisdictions; registration and lookup links from vote.gov’s state data, checked Oct 10, 2026.
  • Internet: FCC National Broadband Map, as of December 2025.