Living in Rock, WI: what to set up and who to call
Voting is local here: the Town of Rock Clerk registers voters and runs elections, not the county. Rock has an emergency room in town, at Mercy Health System.
I’m new in town
What to set up in Rock, 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 Rock.
Power comes from Wisconsin Power & Light
Wisconsin Power & Light (Wisconsin Power & Light Co), an investor-owned utility, serves all of Rock. Its homes paid an average of 18.5¢ per kWh in 2025, about $128 a month (its average across Wisconsin).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Rockvale MHP
Rockvale MHP supplies Rock: about 30% of residents live in its service area. Janesville Water Utility serves another 22%. About 48% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water and serves 1,200 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 7,966 systems serving 1,001–3,300 people.
The latest lead result on file, the 90th percentile of homes sampled in Jun–Sep 2021, was 0.9 ppb, below the 15 ppb action level that applied. It’s from 2021: EPA has no newer result for this system.
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 (EPA’s estimate). Violations are counted by the start of their compliance period. WI1540126.
7 home internet providers serve Rock
87% of 1,401 addresses can get 100/20 Mbps; 42% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Bug Tussel | Fixed wireless, Fiber | 100% | 1,000/1,000 |
| Spectrum | Cable, Fiber | 82% | 1,000/1,000 |
| AT&T | Fixed wireless, DSL | 28% | 50/10 |
| LiteWire | Fixed wireless | 90% | 100/25 |
| Verizon | Fixed wireless | 16% | 300/20 |
| T-Mobile | Fixed wireless | 6% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Waste Management picks up trash in Rock
Pickup days, the drop-off and recycling in Rock, from the town’s own site.
We couldn’t find pickup days or drop-off hours. Check townofrockwi.gov →
From townofrockwi.gov, the town’s official site, checked Oct 21, 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 Rock (77%) is in Janesville School District; parts are in Parkview School District (23%).
C+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 Jun 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Rock spans 4 ZIP codes
ZIP codes where Rock residents live, with the share of the town in each.
| ZIP | Post office name | Share of Rock | ZIP’s residents in Rock |
|---|---|---|---|
| 53546 | Janesville, WI | 57% | 5% |
| 53548 | Janesville, WI | 22% | 3% |
| 53511 | Beloit, WI | 16% | 1% |
| 53501 | Afton, WI | 5% | 100% |
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 Rock
Who supplies Rock’s drinking water, and has it had violations?
Rockvale MHP (EPA ID WI1540126). It reported no health-based violations to EPA in the five years to October 2026; 78% of systems its size had none. Its latest lead 90th percentile was 0.9 ppb (Jun–Sep 2021), against a 15 ppb action level.
Who provides electricity in Rock?
Wisconsin Power & Light (Wisconsin Power & Light Co), an investor-owned utility. Its homes paid about 18.5¢ per kWh in 2025 (EIA).
What internet providers serve Rock?
Bug Tussel, Spectrum, AT&T, LiteWire, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Rock?
53546 (57%), 53548 (22%), 53511 (16%), 53501 (5%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Rock in?
Janesville School District. Parts of the city are in Parkview School District.
How do I register to vote in Rock?
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 Rock Clerk. Check your registration at myvote.wi.gov.
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: Rock’s own website (townofrockwi.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.