Photo: Michael Barera · CC BY-SA 4.0Living in Greenfield, WI: what to set up and who to call
Elections in Greenfield are run by Greenfield itself; register with the City of Greenfield Clerk. The closest public drop-off to Greenfield is Milwaukee A-1 Recycling Center, 3 miles out; the town decides whether residents may use it.
I’m new in town
What to set up in Greenfield, 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 Greenfield.
Power comes from We Energies
We Energies (Wisconsin Electric Power Co.), an investor-owned utility, serves all of Greenfield. 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 Greendale Waterworks
Greendale Waterworks supplies Greenfield: about 9% of residents live in its service area. About 90% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It buys treated surface water (EPA lists Milwaukee Waterworks as seller) and serves 14,393 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 83% of the 3,525 systems serving 10,001–50,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jun–Sep 2023, was 0.3 ppb, below the 15 ppb action level that applied. That’s lower than 66% 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. WI2410571.
4 home internet providers serve Greenfield
98% of 9,934 addresses can get 100/20 Mbps; 43% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 98% | 1,000/35 |
| AT&T | DSL, Fiber, Fixed wireless | 97% | 5,000/5,000 |
| Verizon | Fixed wireless | 60% | 300/20 |
| T-Mobile | Fixed wireless | 45% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash day in Greenfield depends on your street
Pickup days, the drop-off and recycling in Greenfield, from the town’s own site and the hauler or county pages it links to.
Your pickup week
- TrashEvery week, on your street’s dayFind your street’s day on ci.greenfield.wi.us →
- RecyclingEvery other weekCheck which week on johnsdisposal.com →
When a holiday falls on a weekday, pickup slides one day later for the rest of that week.
Drop Off Center
4551 S. 52nd Street, Greenfield, WI 53220
- Tue2 pm–7 pm
- Thu2 pm–7 pm
- Sat7:30 am–3:30 pm
Drop Off Center (operated by Johns Disposal Service)
4551 S. 52nd St
From ci.greenfield.wi.us, the town’s official site; johnsdisposal.com, which ci.greenfield.wi.us links to for trash, checked Oct 21, 2026; pages dated 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.
Most of Greenfield (64%) is in Greenfield School District; parts are in Whitnall School District (35%).
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 Apr 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Greenfield spans 4 ZIP codes
ZIP codes where Greenfield residents live, with the share of the town in each.
| ZIP | Post office name | Share of Greenfield | ZIP’s residents in Greenfield |
|---|---|---|---|
| 53220 | Milwaukee, WI | 40% | 56% |
| 53228 | Milwaukee, WI | 31% | 77% |
| 53221 | Milwaukee, WI | 26% | 25% |
| 53219 | Milwaukee, WI | 2% | 3% |
A few homes fall in 53227, 53129.
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 Greenfield
Who supplies Greenfield’s drinking water, and has it had violations?
Greendale Waterworks (EPA ID WI2410571). It reported no health-based violations to EPA in the five years to October 2026; 83% of systems its size had none. Its latest lead 90th percentile was 0.3 ppb (Jun–Sep 2023), against a 15 ppb action level.
Who provides electricity in Greenfield?
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 Greenfield?
Spectrum, AT&T, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Greenfield?
53220 (40%), 53228 (31%), 53221 (26%), 53219 (2%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Greenfield in?
Greenfield School District. Parts of the city are in Whitnall School District.
How do I register to vote in Greenfield?
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 Greenfield 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: Greenfield’s own website (ci.greenfield.wi.us) and the hauler or county pages it links to (johnsdisposal.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 National Broadband Map, as of December 2025.