Photo: Paul Sableman · CC BY 2.0Living in Mount Vernon Township, IL: what to set up and who to call
All of Mount Vernon Township gets its mail under one ZIP code, 62864. Mount Vernon Township has its own library, C.E. Brehm Memorial Public Library District, at 101 South Seventh Street.
I’m new in town
What to set up in Mount Vernon 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 Mount Vernon Township.
Power comes from Ameren Illinois Company
Ameren Illinois Company (Ameren Illinois Company), an investor-owned utility, serves all of Mount Vernon Township. 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 Mount Vernon water system
The Mount Vernon water system supplies Mount Vernon Township: about 45% of residents live in its service area. About 54% 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 Rend Lake Inter-City Water System as seller) and serves 15,793 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 0.0 ppb, below the 15 ppb action level that applied. 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. IL0810300.
8 home internet providers serve Mount Vernon Township
98% of 6,035 addresses can get 100/20 Mbps; 76% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 90% | 1,000/1,000 |
| ClearWave | Fiber | 76% | 7,000/7,000 |
| AT&T | Fixed wireless, DSL | 63% | 100/20 |
| Wabash Communications | Fiber | 2% | 1,000/1,000 |
| Wisper | Fixed wireless | 74% | 400/30 |
| GigFire | Fixed wireless | 56% | 150/130 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Mount Vernon Township’s trash rules yet
Pickup rules, the dump and recycling in Mount Vernon Township.
Where your child goes to school
Public school districts and the school path by grade.
Mount Vernon Township is in Mount Vernon Township High School District 201; parts are in Field Community Consolidated School District 3 (41%) and Summersville School District 79 (21%) and Mount Vernon School District 80 (17%) and Opdyke-Belle Rive Community Consolidated School District 5 (9%) and Rome Community Consolidated School District 2 (7%) and Bluford Unit School District 318 (KG-8) in Mount Vernon (4%).
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.
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.
Mount Vernon Township is in ZIP code 62864
ZIP codes where Mount Vernon Township residents live, with the share of the town in each.
| ZIP | Post office name | Share of Mount Vernon Township | ZIP’s residents in Mount Vernon Township |
|---|---|---|---|
| 62864 | Mount Vernon, IL | 100% | 54% |
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 Mount Vernon Township
Who supplies Mount Vernon Township’s drinking water, and has it had violations?
The Mount Vernon water system (EPA ID IL0810300). 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 0.0 ppb (Jan–Dec 2025), against a 15 ppb action level.
Who provides electricity in Mount Vernon Township?
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 Mount Vernon Township?
Spectrum, ClearWave, AT&T, Wabash Communications, Wisper, GigFire (FCC, as of December 2025).
What ZIP codes are in Mount Vernon Township?
62864. Census 2020 ZIP Code Tabulation Areas.
What school district is Mount Vernon Township in?
Mount Vernon Township High School District 201. Parts of the city are in Field Community Consolidated School District 3 and Summersville School District 79 and Mount Vernon School District 80 and Opdyke-Belle Rive Community Consolidated School District 5 and Rome Community Consolidated School District 2 and Bluford Unit School District 318 (KG-8) in Mount Vernon.
How do I register to vote in Mount Vernon 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 Jefferson 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.