Living in Hammond, WI: what to set up and who to call
Tap water in Hammond comes from Hammond Waterworks, which has a clean five-year EPA record (about 22% of systems its size had a health-based violation) and a latest lead result below detection. Power in Hammond comes from St Croix Electric Coop, a cooperative utility rather than a private company.
I’m new in town
What to set up in Hammond, 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 Hammond.
Power comes from St Croix Electric Coop
St Croix Electric Coop (St Croix Electric Coop), a cooperative utility, serves all of Hammond.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Hammond Waterworks
Hammond Waterworks supplies almost all of Hammond. It draws ground water and serves 1,884 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 0.0 ppb, below the 15 ppb action level that applied. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.
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. WI6560121.
4 home internet providers serve Hammond
95% of 680 addresses can get 100/20 Mbps; 94% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Baldwin Telecom | Fiber | 93% | 8,000/8,000 |
| Brightspeed | DSL | 50% | 40/3 |
| T-Mobile | Fixed wireless | 68% | 100/20 |
| Verizon | Fixed wireless | 51% | 300/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Murtha Sanitation picks up trash in Hammond
Pickup days, the drop-off and recycling in Hammond, from the town’s own site.
We couldn’t find pickup days or drop-off hours. Check hammondwi.org →
From hammondwi.org, the town’s official site, checked Oct 22, 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.
Hammond is in St. Croix Central 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 May 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Hammond is in ZIP code 54015
ZIP codes where Hammond residents live, with the share of the town in each.
| ZIP | Post office name | Share of Hammond | ZIP’s residents in Hammond |
|---|---|---|---|
| 54015 | Hammond, WI | 100% | 48% |
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 Hammond
Who supplies Hammond’s drinking water, and has it had violations?
Hammond Waterworks (EPA ID WI6560121). 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 0.0 ppb (Jun–Sep 2023), against a 15 ppb action level.
Who provides electricity in Hammond?
St Croix Electric Coop (St Croix Electric Coop), a cooperative utility.
What internet providers serve Hammond?
Baldwin Telecom, Brightspeed, T-Mobile, Verizon (FCC, as of December 2025).
What ZIP codes are in Hammond?
54015. Census 2020 ZIP Code Tabulation Areas.
What school district is Hammond in?
St. Croix Central School District.
How do I register to vote in Hammond?
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 Village of Hammond 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: Hammond’s own website (hammondwi.org), read Oct 22, 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.