Living in Greenfield Township, IL: what to set up and who to call
The South Wilmington water system reported one health-based violation to EPA in the last five years: radium (combined radium-226 and -228), beginning Apr 2026. The nearest emergency room is Morris Hospital & Healthcare Centers, 17.2 miles away.
I’m new in town
What to set up in Greenfield Township, 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 Township.
Power comes from Commonwealth Edison
Commonwealth Edison (Commonwealth Edison Co), an investor-owned utility, serves all of Greenfield Township. Its homes paid an average of 17.7¢ per kWh in 2025, about $107 a month (its average across Illinois, for customers on its standard service). Illinois lets you buy power from another supplier; 20% of Commonwealth Edison’s home customers do, and Commonwealth Edison still delivers it.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from South Wilmington water system
The South Wilmington water system supplies Greenfield Township: about 68% of residents live in its service area. About 32% 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 700 people in all.
1 health-based violation reported to EPA in the five years to October 2026: radium (combined radium-226 and -228), beginning Apr 2026. 78% of the 5,327 systems serving 501–1,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Jun 2026, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 12.5 ppb. 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. IL0630650.
7 home internet providers serve Greenfield Township
92% of 512 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Mediacom Xtream | Cable | 78% | 1,000/50 |
| Kraus Electronic Systems | Cable | 5% | 2,500/50 |
| Verizon | Fixed wireless | 87% | 300/20 |
| Rise Broadband | Fixed wireless | 71% | 25/5 |
| Watch Communications | Fixed wireless | 22% | 100/20 |
| GigFire | Fixed wireless | 3% | 150/130 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Greenfield Township’s trash rules yet
Pickup rules, the dump and recycling in Greenfield Township.
Where your child goes to school
Public school districts and the school path by grade.
Greenfield Township is in Gardner-South Wilmington Township High School District; parts are in South Wilmington Consolidated School District 74 (48%) and Herscher Community Unit School District 2 (38%) and Gardner Community Consolidated School District 72C (14%).
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 Jun 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Greenfield Township spans 3 ZIP codes
ZIP codes where Greenfield Township residents live, with the share of the town in each.
| ZIP | Post office name | Share of Greenfield Township | ZIP’s residents in Greenfield Township |
|---|---|---|---|
| 60474 | South Wilmington, IL | 83% | 100% |
| 60424 | Gardner, IL | 14% | 6% |
| 60961 | Reddick, IL | 3% | 4% |
A few homes fall in 60407.
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 Township
Who supplies Greenfield Township’s drinking water, and has it had violations?
The South Wilmington water system (EPA ID IL0630650). It reported 1 health-based violation to EPA in the five years to October 2026: radium (combined radium-226 and -228). 78% of systems its size had none. Its latest lead 90th percentile was 0.0 ppb (Jan–Jun 2026), against a 15 ppb action level.
Who provides electricity in Greenfield Township?
Commonwealth Edison (Commonwealth Edison Co), an investor-owned utility. Its homes paid about 17.7¢ per kWh in 2025 (EIA).
What internet providers serve Greenfield Township?
Mediacom Xtream, Kraus Electronic Systems, Verizon, Rise Broadband, Watch Communications, GigFire (FCC, as of December 2025).
What ZIP codes are in Greenfield Township?
60474 (83%), 60424 (14%), 60961 (3%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Greenfield Township in?
Gardner-South Wilmington Township High School District. Parts of the city are in South Wilmington Consolidated School District 74 and Herscher Community Unit School District 2 and Gardner Community Consolidated School District 72C.
How do I register to vote in Greenfield Township?
In Illinois you can register online until 16 days before Election Day, in person up to and including Election Day, or by mail (postmarked 28 days before). Elections here are run by the Grundy County Clerk. Check your registration at ova.elections.il.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 Sep 12, 2025 (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.