Living in Northfield Township, IL: what to set up and who to call
The Glenview water system has a clean five-year EPA record, but its latest lead result, 10.0 ppb, was higher than 98% of similar systems’ (the action level is 15). Northfield Township has its own drop-off, Abt Recycling Center.
I’m new in town
What to set up in Northfield 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 Northfield Township.
Power comes from Commonwealth Edison
Commonwealth Edison (Commonwealth Edison Co), an investor-owned utility, serves all of Northfield 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 Glenview water system
The Glenview water system supplies Northfield Township: about 50% of residents live in its service area. Northbrook serves another 39%. About 4% 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 Northbrook and Northfield and Wilmette as sellers) and serves 47,856 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 Jan–Dec 2026, was 10.0 ppb, below the 15 ppb action level that applied. The highest in five years was 12.0 ppb. That’s higher than 98% 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. Violations are counted by the start of their compliance period. IL0311020.
5 home internet providers serve Northfield Township
100% of 25,375 addresses can get 100/20 Mbps; 31% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable, Fiber | 100% | 2,000/250 |
| AT&T | DSL, Fixed wireless, Fiber | 92% | 5,000/5,000 |
| Astound Broadband | Cable, Fiber | 36% | 1,500/50 |
| Verizon | Fixed wireless | 92% | 300/20 |
| T-Mobile | Fixed wireless | 86% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Northfield Township has its own drop-off: Abt Recycling Center
Where to take trash and recycling in Northfield Township, and where the rules are.
Abt Recycling Center
Before you go, check the rules on northfieldil.org.
OpenStreetMap, as of Oct 9, 2026 (last edited May 2022). © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
Most of Northfield Township (91%) is in Northfield Township High School District 225; parts are in Glenview Community Consolidated School District 34 (32%) and Northbrook School District 28 (20%) and Northbrook/Glenview School District 30 (13%) and Northbrook Elementary School District 27 (13%) and West Northfield School District 31 (12%) and New Trier Township High School District 203 (9%) and Sunset Ridge School District 29 (9%).
ASchool 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 Sep 12, 2025.
Northfield Township spans 4 ZIP codes
ZIP codes where Northfield Township residents live, with the share of the town in each.
| ZIP | Post office name | Share of Northfield Township | ZIP’s residents in Northfield Township |
|---|---|---|---|
| 60062 | Northbrook, IL | 46% | 99% |
| 60025 | Glenview, IL | 32% | 70% |
| 60026 | Glenview, IL | 16% | 100% |
| 60093 | Winnetka, IL | 6% | 25% |
A few homes fall in 60015, 60091, 60070.
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.
Train: OpenStreetMap (© OpenStreetMap contributors). ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Northfield Township
Who supplies Northfield Township’s drinking water, and has it had violations?
The Glenview water system (EPA ID IL0311020). 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 10.0 ppb (Jan–Dec 2026), against a 15 ppb action level.
Who provides electricity in Northfield 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 Northfield Township?
Xfinity, AT&T, Astound Broadband, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Northfield Township?
60062 (46%), 60025 (32%), 60026 (16%), 60093 (6%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Northfield Township in?
Northfield Township High School District 225. Parts of the city are in Glenview Community Consolidated School District 34 and Northbrook School District 28 and Northbrook/Glenview School District 30 and Northbrook Elementary School District 27 and West Northfield School District 31 and New Trier Township High School District 203 and Sunset Ridge School District 29.
How do I register to vote in Northfield 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 Cook 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.