Living in Johnstown, WI: what to set up and who to call
Power in Johnstown comes from Rock Energy Cooperative, a cooperative utility rather than a private company. Elections in Johnstown are run by Johnstown itself; register with the Town of Johnstown Clerk.
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 Rock Energy Cooperative
Rock Energy Cooperative (Rock Energy Cooperative), a cooperative utility, serves all of Johnstown. Its homes paid an average of 14.3¢ per kWh in 2025, about $141 a month (its average across Wisconsin).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
8 home internet providers serve Johnstown
52% of 357 addresses can get 100/20 Mbps; 45% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Bug Tussel | Fixed wireless, Fiber | 100% | 1,000/1,000 |
| Edge Broadband | Fixed wireless, Fiber | 58% | 1,000/1,000 |
| Spectrum | Fiber | 19% | 1,000/1,000 |
| Brightspeed | DSL | 9% | 80/10 |
| LiteWire | Fixed wireless | 78% | 100/25 |
| T-Mobile | Fixed wireless | 59% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash and recycling in Johnstown
Pickup days, the drop-off and recycling in Johnstown, from the town’s own site.
We couldn’t find pickup days or drop-off hours. Check johnstownrockcowi.gov →
From johnstownrockcowi.gov, the town’s official site, checked Oct 23, 2026; pages dated 2026. 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 (78%) is in Milton School District; parts are in Whitewater School District (22%).
Test scores and every school: see 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 Apr 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Johnstown spans 4 ZIP codes
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 |
|---|---|---|---|
| 53190 | Whitewater, WI | 31% | 1% |
| 53546 | Janesville, WI | 25% | 1% |
| 53563 | Milton, WI | 24% | 2% |
| 53505 | Avalon, WI | 19% | 37% |
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 provides electricity in Johnstown?
Rock Energy Cooperative (Rock Energy Cooperative), a cooperative utility. Its homes paid about 14.3¢ per kWh in 2025 (EIA).
What internet providers serve Johnstown?
Bug Tussel, Edge Broadband, Spectrum, Brightspeed, LiteWire, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Johnstown?
53190 (31%), 53546 (25%), 53563 (24%), 53505 (19%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Johnstown in?
Milton School District. Parts of the city are in Whitewater School District.
How do I register to vote in Johnstown?
In Wisconsin you can register online until 20 days before Election Day, in person up to and including Election Day, or by mail (postmarked 20 days before). Elections here are run by the Town of Johnstown Clerk. Check your registration at myvote.wi.gov.
Sources & dates
Every answer above names its source. Here they are with their dates.
- Power: HIFLD Electric Retail Service Territories (map Aug 2023); EIA-861 final 2025.
- Trash: Johnstown’s own website (johnstownrockcowi.gov), read Oct 23, 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.