Living in South Mount Vernon, OH: what to set up and who to call
South Mount Vernon has no town government of its own, so Knox County runs its elections and most services, and its children attend Mount Vernon City School District. The closest public drop-off to South Mount Vernon is Knox County Recycling Center, 0 miles out; the town decides whether residents may use it.
I’m new in town
What to set up in South Mount Vernon, 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 South Mount Vernon.
Power comes from AEP Ohio
AEP Ohio (Ohio Power Co.), an investor-owned utility, serves all of South Mount Vernon. Its homes paid an average of 19.0¢ per kWh in 2025, about $179 a month (its average across Ohio, for customers on its standard service). Ohio lets you buy power from another supplier; 60% of AEP Ohio’s home customers do, and AEP Ohio 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 City PWS
Mount Vernon City PWS supplies almost all of South Mount Vernon. It draws ground water and serves 16,990 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 2023–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. OH4200812.
6 home internet providers serve South Mount Vernon
94% of 371 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable | 89% | 1,000/35 |
| Brightspeed | DSL | 11% | 10/1 |
| AT&T | Fixed wireless | 89% | 100/20 |
| Verizon | Fixed wireless | 77% | 300/20 |
| T-Mobile | Fixed wireless | 49% | 100/20 |
| Mercury Fiber | Fixed wireless | 29% | 150/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
The nearest public drop-off is 0 miles away
Pickup rules, the dump and recycling in South Mount Vernon.
Knox County Recycling Center
This isn’t South Mount Vernon’s own facility. Whether South Mount Vernon residents may use it is the town’s rule: check the town’s office.
OpenStreetMap, as of Oct 9, 2026. © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
South Mount Vernon is in Mount Vernon City School District.
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.
No town hall: the county runs things
South Mount Vernon is unincorporated, so Knox County is the local government.
Election office: FVAP local election office directory, updated Aug 2020; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
South Mount Vernon is in ZIP code 43050
ZIP codes where South Mount Vernon residents live, with the share of the town in each.
| ZIP | Post office name | Share of South Mount Vernon | ZIP’s residents in South Mount Vernon |
|---|---|---|---|
| 43050 | Mount Vernon, OH | 100% | 2% |
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 South Mount Vernon
Who supplies South Mount Vernon’s drinking water, and has it had violations?
Mount Vernon City PWS (EPA ID OH4200812). 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 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in South Mount Vernon?
AEP Ohio (Ohio Power Co.), an investor-owned utility. Its homes paid about 19.0¢ per kWh in 2025 (EIA).
What internet providers serve South Mount Vernon?
Spectrum, Brightspeed, AT&T, Verizon, T-Mobile, Mercury Fiber (FCC, as of December 2025).
What ZIP codes are in South Mount Vernon?
43050. Census 2020 ZIP Code Tabulation Areas.
What school district is South Mount Vernon in?
Mount Vernon City School District.
How do I register to vote in South Mount Vernon?
In Ohio you can register online until 30 days before Election Day, in person until 30 days before Election Day, or by mail (postmarked 30 days before). Elections here are run by the Director, Knox County Board of Elections. Check your registration at voterlookup.ohiosos.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 Aug 3, 2026 (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.