Living in Rock Run Township, IL: what to set up and who to call
Most mail in Rock Run Township goes to 61019 (49% of residents), one of 5 ZIP codes in town. Only 56% of addresses in Rock Run Township can get a wired internet connection, by the FCC’s map.
I’m new in town
What to set up in Rock Run 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 Rock Run Township.
Power comes from Commonwealth Edison
Commonwealth Edison (Commonwealth Edison Co), an investor-owned utility, serves all of Rock Run 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 Davis water system
The Davis water system supplies Rock Run Township: about 25% of residents live in its service area. Rock City serves another 13%. Otter Creek Lake Utilities District serves another 10%. About 52% 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 589 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 5,327 systems serving 501–1,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jul–Dec 2025, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 9.8 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. IL1770150.
10 home internet providers serve Rock Run Township
55% of 1,097 addresses can get 100/20 Mbps; 14% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Mediacom Xtream | Cable | 54% | 1,000/50 |
| Frontier | DSL | 30% | 10/1 |
| Sonic Spectrum | Fiber | 12% | 2,000/1,000 |
| JCWIFI.com | Fixed wireless | 82% | 200/200 |
| Rise Broadband | Fixed wireless | 69% | 50/10 |
| T-Mobile | Fixed wireless | 19% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Rock Run Township’s trash rules yet
Pickup rules, the dump and recycling in Rock Run Township.
Where your child goes to school
Public school districts and the school path by grade.
Most of Rock Run Township (88%) is in Dakota Community Unit School District 201; parts are in Pecatonica Community Unit School District 321 (12%).
A−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.
Rock Run Township spans 5 ZIP codes
ZIP codes where Rock Run Township residents live, with the share of the town in each.
| ZIP | Post office name | Share of Rock Run Township | ZIP’s residents in Rock Run Township |
|---|---|---|---|
| 61019 | Davis, IL | 49% | 30% |
| 61070 | Rock City, IL | 40% | 79% |
| 61067 | Ridott, IL | 6% | 19% |
| 61018 | Dakota, IL | 3% | 7% |
| 61063 | Pecatonica, IL | 1% | 1% |
A few homes fall in 61032.
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 Rock Run Township
Who supplies Rock Run Township’s drinking water, and has it had violations?
The Davis water system (EPA ID IL1770150). 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 0.0 ppb (Jul–Dec 2025), against a 15 ppb action level.
Who provides electricity in Rock Run 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 Rock Run Township?
Mediacom Xtream, Frontier, Sonic Spectrum, JCWIFI.com, Rise Broadband, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Rock Run Township?
61019 (49%), 61070 (40%), 61067 (6%), 61018 (3%), 61063 (1%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Rock Run Township in?
Dakota Community Unit School District 201. Parts of the city are in Pecatonica Community Unit School District 321.
How do I register to vote in Rock Run 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 Stephenson 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.