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Ritger Wagonmaking and Blacksmith ShopRitger Wagonmaking and Blacksmith Shop · Photo: Shadowe · CC BY-SA 3.0
The Addison handbook

Living in Addison, WI: what to set up and who to call

To register to vote, go to the Town of Addison Clerk: Addison runs its own elections. Two school districts split the grades in Addison: Hartford Union High School District and Slinger School District.

I’m new in town

What to set up in Addison, and who provides it. Tap an answer for the details and where they come from.

Home services

Power, water and internet

Who to call to start service at a new address in Addison.

Electricity

Power comes from We Energies

We Energies (Wisconsin Electric Power Co.), an investor-owned utility, serves all of Addison. 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.

Drinking water · reported to EPA

Water comes from Allenton Sanitary District

Allenton Sanitary District supplies Addison: about 20% of residents live in its service area. About 80% 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 860 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.

Lead, 90th percentile1.0 ppb
015 ppb action level20

The latest lead result on file, the 90th percentile of homes sampled in Jun–Sep 2023, was 1.0 ppb, below the 15 ppb action level that applied. That’s lower than 51% 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. WI2670104.

Internet

8 home internet providers serve Addison

95% of 1,346 addresses can get 100/20 Mbps; 27% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
SpectrumCable, Fiber88%1,000/1,000
AT&TFixed wireless, DSL51%25/3
FrontierDSL, Fiber38%90/5
Bertram CommunicationsFixed wireless97%100/20
VerizonFixed wireless81%300/20
T-MobileFixed wireless62%100/20

FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.

Trash & recycling

Trash and recycling in Addison

Pickup days, the drop-off and recycling in Addison, from the town’s own site.

Drop-off

Town of Addison brush and scrap iron collection site

600 Main St., Allenton

MTWTFSS
8a
10a
12p
2p
4p
  • Sat10 am–2 pm
What goes in the recycling bin

Single-stream recycling

All your recyclables go in one bin, no sorting.

  • Cardboard-cut into 2'x3' pieces, bundled or tied
  • Paper
  • Newspaper
  • Food Boxes
  • Mail
  • Beverage Cans
  • Food Cans
  • Jugs
  • Jars (glass and plastic)
  • Plastic bottles #1 thru #7
  • Glass bottles
Furniture, appliances and bulky itemsBrush and scrap iron collected at town site four times per year on scheduled Saturdays; no tires, refrigerators, freezers, microwaves, TVs, air conditioners, or LP tanks accepted
What can be recycledThe town’s recycling pagewashcoparks.com →

From addisonwi.gov, the town’s official site, checked Oct 21, 2026; pages dated 2026. Rules change: the town’s page is the last word. .

Schools

Where your child goes to school

Public school districts and the school path by grade.

Addison kids go to
PK–52 elementary schoolsDepends on your address
6–8Slinger Middlein Slinger
9–122 high schoolsDepends on your address

Addison is in two districts that split the grades: Hartford Union High School District and Slinger School District.

ASchool gradeSee Schools →

U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.

Government & voting

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.

ZIP codes & area codes

Addison spans 4 ZIP codes

ZIP codes where Addison residents live, with the share of the town in each.

ZIPPost office nameShare of AddisonZIP’s residents in Addison
53002Allenton, WI43%62%
53027Hartford, WI33%5%
53090West Bend, WI13%2%
53095West Bend, WI10%1%
Area code262Wikidata

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

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 Addison

Who supplies Addison’s drinking water, and has it had violations?

Allenton Sanitary District (EPA ID WI2670104). 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 1.0 ppb (Jun–Sep 2023), against a 15 ppb action level.

Who provides electricity in Addison?

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 Addison?

Spectrum, AT&T, Frontier, Bertram Communications, Verizon, T-Mobile (FCC, as of December 2025).

What ZIP codes are in Addison?

53002 (43%), 53027 (33%), 53090 (13%), 53095 (10%), by share of residents. Census 2020 ZIP Code Tabulation Areas.

What school district is Addison in?

Hartford Union High School District and Slinger School District. Parts of the city are in Hartford Joint No. 1 School District and West Bend School District.

How do I register to vote in Addison?

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 Addison 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: Addison’s own website (addisonwi.gov), 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 National Broadband Map, as of December 2025.