Living in Marshall, WI: what to set up and who to call
Sheldon Water Utility reported 4 health-based violations to EPA in the last five years: a groundwater treatment requirement (Groundwater Rule) ×2, a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule), a bacteria testing requirement (Revised Total Coliform Rule). 77% of systems its size reported none. Power in Marshall comes from Jump River Electric Coop, a cooperative utility rather than a private company.
I’m new in town
What to set up in Marshall, 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 Marshall.
Power comes from Jump River Electric Coop
Jump River Electric Coop (Jump River Electric Coop Inc), a cooperative utility, serves all of Marshall.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Sheldon Water Utility
Sheldon Water Utility supplies Marshall: about 0% of residents live in its service area. About 100% 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 265 people in all.
4 health-based violations reported to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule) ×2, a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule), a bacteria testing requirement (Revised Total Coliform Rule), the latest beginning Jun 2026. 77% of the 15,074 systems serving 101–500 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jun–Sep 2023, was 2.9 ppb, below the 15 ppb action level that applied. That’s higher than 80% 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. WI8550278.
Which providers serve Marshall
This card will list the home internet providers the FCC’s National Broadband Map shows in Marshall, the share of addresses that can get 100/20 Mbps and the share with fiber, with the map’s “as of” date.
Source to come: FCC Broadband Data Collection.
We don’t have Marshall’s trash rules yet
Pickup rules, the dump and recycling in Marshall.
Where your child goes to school
Public school districts and the school path by grade.
Most of Marshall (99%) is in Flambeau 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.
Marshall spans 2 ZIP codes
ZIP codes where Marshall residents live, with the share of the town in each.
| ZIP | Post office name | Share of Marshall | ZIP’s residents in Marshall |
|---|---|---|---|
| 54766 | Sheldon, WI | 77% | 31% |
| 54731 | Conrath, WI | 23% | 20% |
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 Marshall
Who supplies Marshall’s drinking water, and has it had violations?
Sheldon Water Utility (EPA ID WI8550278). It reported 4 health-based violations to EPA in the five years to October 2026: a groundwater treatment requirement (Groundwater Rule) ×2, a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule), a bacteria testing requirement (Revised Total Coliform Rule). 77% of systems its size had none. Its latest lead 90th percentile was 2.9 ppb (Jun–Sep 2023), against a 15 ppb action level.
Who provides electricity in Marshall?
Jump River Electric Coop (Jump River Electric Coop Inc), a cooperative utility.
What ZIP codes are in Marshall?
54766 (77%), 54731 (23%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Marshall in?
Flambeau School District.
How do I register to vote in Marshall?
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 Marshall 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): pending.