Photo: Jeffrey Beall · CC BY-SA 3.0Living in Johnstown, CO: what to set up and who to call
Every home in Johnstown is in ZIP code 80534. Uchealth Greeley Hospital, 8.6 miles away, is the nearest emergency room.
I’m new in town
What to set up in Johnstown, 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 Johnstown.
Power comes from Xcel Energy
Xcel Energy (Public Service Co. of Colorado), an investor-owned utility, serves 86.4% of Johnstown 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 Johnstown water system
The Town of Johnstown water system supplies almost all of Johnstown. It draws surface water (EPA lists Little Thompson WD and Central Weld Cnty WD and City of Greeley as sellers) and serves 27,295 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.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2025, was 1.0 ppb, below the 15 ppb action level that applied. The highest in five years was 2.0 ppb. That’s lower than 59% 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. CO0162418.
11 home internet providers serve Johnstown
99% of 6,175 addresses can get 100/20 Mbps; 96% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| TDS Telecom | Cable, Fiber | 99% | 1,000/1,000 |
| Xfinity | Fiber | 95% | 2,000/2,000 |
| CenturyLink | DSL, Fiber | 61% | 100/10 |
| Quantum Fiber | Fiber | 10% | 8,000/8,000 |
| Rise Broadband | Fixed wireless | 96% | 100/20 |
| Verizon | Fixed wireless | 53% | 300/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash day in Johnstown depends on your street
Pickup days, the drop-off and recycling in Johnstown, from the town’s own site.
Your pickup week
- TrashEvery week, on your street’s dayLook up your day on johnstownco.gov
When a holiday falls on a weekday, pickup slides one day later for the rest of that week.
From johnstownco.gov, the town’s official site, checked Oct 21, 2026; pages dated 2026-09-27. Rules change: the town’s page is the last word. .
Where your child goes to school
Public school districts and the school path by grade.
Most of Johnstown (68%) is in Johnstown-Milliken School District RE-5J; parts are in Thompson School District R-2J (32%).
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.
Johnstown is in ZIP code 80534
ZIP codes where Johnstown residents live, with the share of the town in each.
| ZIP | Post office name | Share of Johnstown | ZIP’s residents in Johnstown |
|---|---|---|---|
| 80534 | Johnstown, CO | 100% | 92% |
A few homes fall in 80538, 80537, 80513.
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 Johnstown
Who supplies Johnstown’s drinking water, and has it had violations?
The Town of Johnstown water system (EPA ID CO0162418). 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 1.0 ppb (Jan–Dec 2025), against a 15 ppb action level.
Who provides electricity in Johnstown?
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 Johnstown?
TDS Telecom, Xfinity, CenturyLink, Quantum Fiber, Rise Broadband, Verizon (FCC, as of December 2025).
What ZIP codes are in Johnstown?
80534. Census 2020 ZIP Code Tabulation Areas.
What school district is Johnstown in?
Johnstown-Milliken School District RE-5J. Parts of the city are in Thompson School District R-2J.
How do I register to vote in Johnstown?
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: Johnstown’s own website (johnstownco.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.