Photo: Jeffrey Beall · CC BY-SA 3.0Living in Milliken, CO: what to set up and who to call
Tap water in most of Milliken comes from the Town of Milliken water system, which has a clean five-year EPA record (about 20% of systems its size had a health-based violation) and a latest lead result below detection. For emergencies, Milliken is closest to Uchealth Greeley Hospital, 6.6 miles away.
I’m new in town
What to set up in Milliken, and who provides it. Tap an answer for the details and where they come from.
Power, water and internet
Who to call to start service at a new address in Milliken.
Power comes from Xcel Energy
Xcel Energy (Public Service Co. of Colorado), an investor-owned utility, serves 95.0% of Milliken residents. Its homes paid an average of 15.9¢ per kWh in 2025, about $93 a month (its average across Colorado).
Start or move service: xcelenergy.com · (800) 895-4999
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Town of Milliken water system
The Town of Milliken water system supplies Milliken: about 59% of residents live in its service area. About 40% 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 Central Weld Cnty WD and City of Greeley as sellers) and serves 9,200 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 80% of the 5,012 systems serving 3,301–10,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2023–Dec 2025, was 0.0 ppb, below the 15 ppb action level that applied. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.
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. CO0162511.
11 home internet providers serve Milliken
99% of 3,101 addresses can get 100/20 Mbps; 99% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Fiber | 99% | 2,000/2,000 |
| TDS Telecom | Cable, Fiber | 98% | 1,000/1,000 |
| Hilltop Broadband | Fiber, Fixed wireless | 88% | 1,000/1,000 |
| CenturyLink | DSL | 55% | 140/20 |
| Rise Broadband | Fixed wireless | 93% | 50/10 |
| Neteo | Fixed wireless | 88% | 25/5 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Milliken’s trash rules yet
Pickup rules, the dump and recycling in Milliken.
Where your child goes to school
Public school districts and the school path by grade.
Most of Milliken (79%) is in Johnstown-Milliken School District RE-5J; parts are in Weld County School District RE-1 (16%) and Greeley School District 6 (6%).
B−School gradeSee Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
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.
Milliken is in ZIP code 80543
ZIP codes where Milliken residents live, with the share of the town in each.
| ZIP | Post office name | Share of Milliken | ZIP’s residents in Milliken |
|---|---|---|---|
| 80543 | Milliken, CO | 100% | 96% |
A few homes fall in 80651, 80534, 80634.
Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.
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 Milliken
Who supplies Milliken’s drinking water, and has it had violations?
The Town of Milliken water system (EPA ID CO0162511). It reported no health-based violations to EPA in the five years to October 2026; 80% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in Milliken?
Xcel Energy (Public Service Co. of Colorado), an investor-owned utility. Its homes paid about 15.9¢ per kWh in 2025 (EIA).
What internet providers serve Milliken?
Xfinity, TDS Telecom, Hilltop Broadband, CenturyLink, Rise Broadband, Neteo (FCC, as of December 2025).
What ZIP codes are in Milliken?
80543. Census 2020 ZIP Code Tabulation Areas.
What school district is Milliken in?
Johnstown-Milliken School District RE-5J. Parts of the city are in Weld County School District RE-1 and Greeley School District 6.
How do I register to vote in Milliken?
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: OpenStreetMap, Geofabrik extract of Oct 9, 2026. © OpenStreetMap contributors (ODbL).
- 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.