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20030427 22 Oneida, ILPhoto: David Wilson · CC BY 2.0
The Oneida handbook

Living in Oneida, IL: what to set up and who to call

Tap water in Oneida comes from the Oneida water system, which has a clean five-year EPA record (about 22% of systems its size had a health-based violation) and a latest lead result below detection. The nearest library is Greig Memorial Library, 0.1 miles away.

I’m new in town

What to set up in Oneida, and who provides it. Tap an answer for the details and where they come from.

Home services

Power, water and internet

Who to call to start service at a new address in Oneida.

Electricity

Power comes from Ameren Illinois Company

Ameren Illinois Company (Ameren Illinois Company), an investor-owned utility, serves all of Oneida. 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.

Drinking water · reported to EPA

Water comes from Oneida water system

The Oneida water system supplies almost all of Oneida. It draws ground water and serves 644 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.

Lead, 90th percentile0.0 ppb
015 ppb action level20

The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2025, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 1.3 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. IL0950400.

Internet

4 home internet providers serve Oneida

100% of 318 addresses can get 100/20 Mbps; 100% can get fiber.

ProviderTechnologyAddressesFastest (Mbps)
Oneida Telephone ExchangeFiber100%1,000/1,000
T-MobileFixed wireless76%25/3
NextlinkFixed wireless63%100/20
AT&TFixed wireless15%25/3

FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.

Trash & recycling

We don’t have Oneida’s trash rules yet

Pickup rules, the dump and recycling in Oneida.

Schools

Where your child goes to school

Public school districts and the school path by grade.

Oneida kids go to
PK–6R O W V A Elem SchoolROWVA Community Unit School District 208
7–12R O W V A Jr and Sr High SchoolROWVA Community Unit School District 208

Oneida is in ROWVA Community Unit School District 208.

Test scores and every school: see Schools →

U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.

Government & voting

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.

ZIP codes & area codes

Oneida is in ZIP code 61467

ZIP codes where Oneida residents live, with the share of the town in each.

ZIPPost office nameShare of OneidaZIP’s residents in Oneida
61467Oneida, IL100%65%
Area code309Wikidata

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

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 Oneida

Who supplies Oneida’s drinking water, and has it had violations?

The Oneida water system (EPA ID IL0950400). 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 (Jan–Dec 2025), against a 15 ppb action level.

Who provides electricity in Oneida?

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 Oneida?

Oneida Telephone Exchange, T-Mobile, Nextlink, AT&T (FCC, as of December 2025).

What ZIP codes are in Oneida?

61467. Census 2020 ZIP Code Tabulation Areas.

What school district is Oneida in?

ROWVA Community Unit School District 208.

How do I register to vote in Oneida?

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 Knox 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.