Living in Commonwealth, WI: what to set up and who to call
Elections in Commonwealth are run by Commonwealth itself; register with the Town of Commonwealth Clerk. Nsight Telservices is the only wired internet provider that reaches most of Commonwealth.
I’m new in town
What to set up in Commonwealth, 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 Commonwealth.
Power comes from We Energies
We Energies (Wisconsin Electric Power Co.), an investor-owned utility, serves 88.7% of Commonwealth residents. Its homes paid an average of 20.5¢ per kWh in 2025, about $131 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 Florence Utility Commission
Florence Utility Commission supplies Commonwealth: about 16% of residents live in its service area. Keyes Lake Mobile Home Park serves another 8%. About 76% 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 1,250 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 2023, was 0.4 ppb, below the 15 ppb action level that applied. That’s lower than 60% 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 (EPA’s estimate). Violations are counted by the start of their compliance period. WI4190155.
5 home internet providers serve Commonwealth
28% of 414 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Nsight Telservices | DSL | 93% | 75/3 |
| Spectrum | Cable | 31% | 1,000/1,000 |
| Bug Tussel | Fixed wireless | 85% | 50/8 |
| T-Mobile | Fixed wireless | 15% | 100/20 |
| AT&T | Fixed wireless | 5% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Commonwealth’s trash rules yet
Pickup rules, the dump and recycling in Commonwealth.
Where your child goes to school
Public school districts and the school path by grade.
Commonwealth is in Florence School District.
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 Jun 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Commonwealth is in ZIP code 54121
ZIP codes where Commonwealth residents live, with the share of the town in each.
| ZIP | Post office name | Share of Commonwealth | ZIP’s residents in Commonwealth |
|---|---|---|---|
| 54121 | Florence, WI | 100% | 12% |
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 Commonwealth
Who supplies Commonwealth’s drinking water, and has it had violations?
Florence Utility Commission (EPA ID WI4190155). 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 0.4 ppb (Jun–Sep 2023), against a 15 ppb action level.
Who provides electricity in Commonwealth?
We Energies (Wisconsin Electric Power Co.), an investor-owned utility. Its homes paid about 20.5¢ per kWh in 2025 (EIA).
What internet providers serve Commonwealth?
Nsight Telservices, Spectrum, Bug Tussel, T-Mobile, AT&T (FCC, as of December 2025).
What ZIP codes are in Commonwealth?
54121. Census 2020 ZIP Code Tabulation Areas.
What school district is Commonwealth in?
Florence School District.
How do I register to vote in Commonwealth?
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 Commonwealth 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: 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.