Photo: Ben Jacobson (Kranar Drogin) · CC BY 2.5Living in Stillman Valley, IL: what to set up and who to call
All of Stillman Valley gets its mail under one ZIP code, 61084. Children in Stillman Valley attend Meridian Community Unit School District 223.
I’m new in town
What to set up in Stillman Valley, 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 Stillman Valley.
Power comes from Commonwealth Edison
Commonwealth Edison (Commonwealth Edison Co), an investor-owned utility, serves all of Stillman Valley. 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 Stillman Valley water system
The Stillman Valley water system supplies almost all of Stillman Valley. It draws ground water and serves 1,200 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 Jan 2023–Dec 2025, was 1.5 ppb, below the 15 ppb action level that applied. The highest in five years was 2.4 ppb. That’s higher than 61% 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. IL1410550.
9 home internet providers serve Stillman Valley
100% of 435 addresses can get 100/20 Mbps; 89% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 100% | 1,200/35 |
| Surf Internet | Fiber | 90% | 8,000/8,000 |
| Frontier | DSL | 85% | 45/3 |
| Rise Broadband | Fixed wireless | 98% | 50/10 |
| Verizon | Fixed wireless | 89% | 300/20 |
| T-Mobile | Fixed wireless | 79% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Stillman Valley’s trash rules yet
Pickup rules, the dump and recycling in Stillman Valley.
Where your child goes to school
Public school districts and the school path by grade.
Stillman Valley is in Meridian Community Unit School District 223.
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.
Stillman Valley is in ZIP code 61084
ZIP codes where Stillman Valley residents live, with the share of the town in each.
| ZIP | Post office name | Share of Stillman Valley | ZIP’s residents in Stillman Valley |
|---|---|---|---|
| 61084 | Stillman Valley, IL | 100% | 35% |
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 Stillman Valley
Who supplies Stillman Valley’s drinking water, and has it had violations?
The Stillman Valley water system (EPA ID IL1410550). 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 1.5 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in Stillman Valley?
Commonwealth Edison (Commonwealth Edison Co), an investor-owned utility. Its homes paid about 17.7¢ per kWh in 2025 (EIA).
What internet providers serve Stillman Valley?
Xfinity, Surf Internet, Frontier, Rise Broadband, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Stillman Valley?
61084. Census 2020 ZIP Code Tabulation Areas.
What school district is Stillman Valley in?
Meridian Community Unit School District 223.
How do I register to vote in Stillman Valley?
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 Ogle 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.