Photo: Cbradshaw · CC BY-SA 3.0Living in Mercer, WI: what to set up and who to call
Power in Mercer comes from Bayfield Electric Coop, a cooperative utility rather than a private company. Elections in Mercer are run by Mercer itself; register with the Town of Mercer Clerk.
I’m new in town
What to set up in Mercer, 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 Mercer.
Power comes from Bayfield Electric Coop
Bayfield Electric Coop (Bayfield Electric Coop, Inc), a cooperative utility, serves all of Mercer.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Mercer Sanitary District
Mercer Sanitary District supplies Mercer: about 11% of residents live in its service area. About 89% 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 760 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 5,327 systems serving 501–1,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jun–Sep 2023, was 3.6 ppb, below the 15 ppb action level that applied. That’s higher than 86% 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. WI8260120.
Which providers serve Mercer
This card will list the home internet providers the FCC’s National Broadband Map shows in Mercer, 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.
Trash and recycling in Mercer
Pickup days, the drop-off and recycling in Mercer, from the town’s own site.
Town of Mercer Transfer/Recycle Site
2533 County J, Mercer, WI
- Mon9 am–2 pm
- Tue10 am–4 pm
- Wed7:30 am–1:30 pm
- Sat7:30 am–1:30 pm
Cost: Per-bag stickers: $3 blue (20 gallon bag or less); $4 yellow (21-40 gallon bag); $6 red (41-59 gallon bag)
Accepted at the curb
- Paper
- Cardboard
- Cartons
- Plastic containers
- Glass
- Some metals
From townofmercer.com, the town’s official site, checked Oct 21, 2026; pages dated 2026-10-21, Mo,Tu,We,Th,Fr,Sa 6:00 AM. 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.
Mercer is in Mercer School District.
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 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Mercer spans 3 ZIP codes
ZIP codes where Mercer residents live, with the share of the town in each.
| ZIP | Post office name | Share of Mercer | ZIP’s residents in Mercer |
|---|---|---|---|
| 54547 | Mercer, WI | 93% | 94% |
| 54514 | Butternut, WI | 5% | 5% |
| 54545 | Manitowish Waters, WI | 2% | 3% |
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 Mercer
Who supplies Mercer’s drinking water, and has it had violations?
Mercer Sanitary District (EPA ID WI8260120). 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 3.6 ppb (Jun–Sep 2023), against a 15 ppb action level.
Who provides electricity in Mercer?
Bayfield Electric Coop (Bayfield Electric Coop, Inc), a cooperative utility.
What ZIP codes are in Mercer?
54547 (93%), 54514 (5%), 54545 (2%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Mercer in?
Mercer School District.
How do I register to vote in Mercer?
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 Mercer 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: Mercer’s own website (townofmercer.com), 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): pending.