Church of the St. Sava Serbian Orthodox Monastery · Photo: bogdanstepniak · CC BY 3.0Living in Warren Township, IL: what to set up and who to call
Two school districts split the grades in Warren Township: Warren Township High School District 121 and Woodland Community Consolidated School District 50. Trains stop in Warren Township, at County Fair.
I’m new in town
What to set up in Warren 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 Warren Township.
Power comes from Commonwealth Edison
Commonwealth Edison (Commonwealth Edison Co), an investor-owned utility, serves all of Warren 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 Gurnee water system
The Gurnee water system supplies Warren Township: about 54% of residents live in its service area. Waukegan serves another 17%. Wildwood Subdivision - Lake Co Pw serves another 9%. Grandwood Park Subdivision - Lake Co Pw serves another 8%. About 9% 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 Central Lake County Jawa and Waukegan as sellers) and serves 30,193 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 2025, was 0.3 ppb, below the 15 ppb action level that applied. The highest in five years was 2.3 ppb. 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. Violations are counted by the start of their compliance period. IL0970350.
5 home internet providers serve Warren Township
100% of 18,302 addresses can get 100/20 Mbps; 14% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable, Fiber | 99% | 2,000/250 |
| AT&T | DSL, Fixed wireless, Fiber | 89% | 100/20 |
| E-vergent | Fixed wireless, Fiber | 15% | 10,000/10,000 |
| Verizon | Fixed wireless | 74% | 300/20 |
| T-Mobile | Fixed wireless | 72% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Warren Township’s trash rules yet
Pickup rules, the dump and recycling in Warren Township.
Where your child goes to school
Public school districts and the school path by grade.
Warren Township is in two districts that split the grades: Warren Township High School District 121 and Woodland Community Consolidated School District 50.
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 Jul 2024; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Warren Township spans 7 ZIP codes
ZIP codes where Warren Township residents live, with the share of the town in each.
| ZIP | Post office name | Share of Warren Township | ZIP’s residents in Warren Township |
|---|---|---|---|
| 60031 | Gurnee, IL | 57% | 100% |
| 60085 | Waukegan, IL | 15% | 14% |
| 60030 | Grayslake, IL | 15% | 27% |
| 60083 | Wadsworth, IL | 4% | 29% |
| 60087 | Waukegan, IL | 4% | 10% |
| 60046 | Lake Villa, IL | 3% | 5% |
| 60048 | Libertyville, IL | 2% | 4% |
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 Warren Township
Who supplies Warren Township’s drinking water, and has it had violations?
The Gurnee water system (EPA ID IL0970350). 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 (Jan–Dec 2025), against a 15 ppb action level.
Who provides electricity in Warren 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 Warren Township?
Xfinity, AT&T, E-vergent, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Warren Township?
60031 (57%), 60085 (15%), 60030 (15%), 60083 (4%), 60087 (4%), 60046 (3%), 60048 (2%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Warren Township in?
Warren Township High School District 121 and Woodland Community Consolidated School District 50. Parts of the city are in Gurnee School District 56 and Millburn Community Consolidated School District 24.
How do I register to vote in Warren 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 Lake 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.