Photo: Kepper66 · CC BY-SA 3.0Living in Cambridge, IL: what to set up and who to call
In Cambridge, trash day is Wednesday. Public schools here are run by Cambridge Community Unit School District 227.
I’m new in town
What to set up in Cambridge, 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 Cambridge.
Power comes from Ameren Illinois Company
Ameren Illinois Company (Ameren Illinois Company), an investor-owned utility, serves all of Cambridge. Its homes paid an average of 16.7¢ per kWh in 2025, about $148 a month (its average across Illinois, for customers on its standard service). Illinois lets you buy power from another supplier; 45% of Ameren Illinois Company’s home customers do, and Ameren Illinois Company still delivers it.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Cambridge water system
The Cambridge water system supplies almost all of Cambridge. It draws ground water and serves 2,086 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 7,966 systems serving 1,001–3,300 people.
The latest lead result on file, the 90th percentile of homes sampled in Jul–Dec 2025, was 1.3 ppb, below the 15 ppb action level that applied. The highest in five years was 11.0 ppb. That’s higher than 58% 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. IL0730300.
4 home internet providers serve Cambridge
100% of 945 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Cambridge Telephone Company | DSL, Fiber, Fixed wireless | 100% | 1,000/1,000 |
| Mediacom Xtream | Cable, Fiber | 99% | 1,000/50 |
| Verizon | Fixed wireless | 89% | 300/20 |
| Nextlink | Fixed wireless | 45% | 400/100 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash day in Cambridge is Wednesday
Pickup days, the drop-off and recycling in Cambridge, from the town’s own site.
This month
- TrashEvery week
- RecyclingEvery other week, Wed · which week: cambridgeil.org
From cambridgeil.org, the town’s official site, checked Oct 22, 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.
Cambridge is in Cambridge Community Unit School District 227.
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 Sep 2021; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 12, 2025.
Cambridge is in ZIP code 61238
ZIP codes where Cambridge residents live, with the share of the town in each.
| ZIP | Post office name | Share of Cambridge | ZIP’s residents in Cambridge |
|---|---|---|---|
| 61238 | Cambridge, IL | 100% | 69% |
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 Cambridge
Who supplies Cambridge’s drinking water, and has it had violations?
The Cambridge water system (EPA ID IL0730300). 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 1.3 ppb (Jul–Dec 2025), against a 15 ppb action level.
Who provides electricity in Cambridge?
Ameren Illinois Company (Ameren Illinois Company), an investor-owned utility. Its homes paid about 16.7¢ per kWh in 2025 (EIA).
What internet providers serve Cambridge?
Cambridge Telephone Company, Mediacom Xtream, Verizon, Nextlink (FCC, as of December 2025).
What ZIP codes are in Cambridge?
61238. Census 2020 ZIP Code Tabulation Areas.
What school district is Cambridge in?
Cambridge Community Unit School District 227.
How do I register to vote in Cambridge?
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 Henry 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: Cambridge’s own website (cambridgeil.org), read Oct 22, 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 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.