Photo: Kenneth C. Zirkel · CC BY-SA 3.0Living in Waukesha, WI: what to set up and who to call
Waukesha Water Utility reported 36 health-based violations to EPA in the last five years: radium (combined radium-226 and -228) ×22, radioactivity (gross alpha, excluding radon and uranium) ×14. 90% of systems its size reported none. Waukesha runs its own elections, so the City of Waukesha Clerk, not a county office, keeps the voter rolls.
I’m new in town
What to set up in Waukesha, 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 Waukesha.
Power comes from We Energies
We Energies (Wisconsin Electric Power Co.), an investor-owned utility, serves all of Waukesha. 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 Waukesha Water Utility
Waukesha Water Utility supplies almost all of Waukesha. It buys treated surface water (EPA lists Milwaukee Waterworks as seller) and serves 70,718 people in all.
36 health-based violations reported to EPA in the five years to October 2026: radium (combined radium-226 and -228) ×22, radioactivity (gross alpha, excluding radon and uranium) ×14, the latest beginning Oct 2023. 90% of the 597 systems serving 50,001–100,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jul–Dec 2024, was 0.6 ppb, below the 15 ppb action level that applied. The highest in five years was 2.3 ppb. That’s lower than 61% 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. WI2680238.
5 home internet providers serve Waukesha
98% of 19,113 addresses can get 100/20 Mbps; 50% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 98% | 1,000/35 |
| AT&T | DSL, Fiber, Fixed wireless | 96% | 5,000/5,000 |
| Verizon | Fixed wireless | 64% | 300/20 |
| T-Mobile | Fixed wireless | 59% | 100/20 |
| Bertram Communications | Fixed wireless | 2% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Johns Disposal picks up trash in Waukesha
Pickup days, the drop-off and recycling in Waukesha, from the town’s own site.
We couldn’t find pickup days or drop-off hours. Check waukesha-wi.gov →
From waukesha-wi.gov, webfile.waukesha-wi.gov, the town’s official site, checked Oct 23, 2026; pages dated 2025, 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.
Waukesha is in Waukesha School District.
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 Jun 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Waukesha spans 3 ZIP codes
ZIP codes where Waukesha residents live, with the share of the town in each.
| ZIP | Post office name | Share of Waukesha | ZIP’s residents in Waukesha |
|---|---|---|---|
| 53188 | Waukesha, WI | 43% | 86% |
| 53186 | Waukesha, WI | 37% | 82% |
| 53189 | Waukesha, WI | 20% | 52% |
A few homes fall in 53072. 53187 is P.O. box or single-organization ZIP with no homes.
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 Waukesha
Who supplies Waukesha’s drinking water, and has it had violations?
Waukesha Water Utility (EPA ID WI2680238). It reported 36 health-based violations to EPA in the five years to October 2026: radium (combined radium-226 and -228) ×22, radioactivity (gross alpha, excluding radon and uranium) ×14. 90% of systems its size had none. Its latest lead 90th percentile was 0.6 ppb (Jul–Dec 2024), against a 15 ppb action level.
Who provides electricity in Waukesha?
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 Waukesha?
Spectrum, AT&T, Verizon, T-Mobile, Bertram Communications (FCC, as of December 2025).
What ZIP codes are in Waukesha?
53188 (43%), 53186 (37%), 53189 (20%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Waukesha in?
Waukesha School District.
How do I register to vote in Waukesha?
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 City of Waukesha 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: Waukesha’s own website (waukesha-wi.gov, webfile.waukesha-wi.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.