Living in Knightsville, IN: what to set up and who to call
Most mail in Knightsville goes to 47857 (63% of residents), one of 2 ZIP codes in town. The nearest library is Brazil Public Library, 2.1 miles away.
I’m new in town
What to set up in Knightsville, 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 Knightsville.
Power comes from Duke Energy
Duke Energy (Duke Energy Indiana, LLC), an investor-owned utility, serves all of Knightsville. Its homes paid an average of 15.0¢ per kWh in 2025, about $149 a month (its average across Indiana).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Brazil City Water Works
Brazil City Water Works supplies almost all of Knightsville. It draws ground water and serves 12,000 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 2021–Dec 2023, was 4.5 ppb, below the 15 ppb action level that applied. That’s higher than 89% 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. IN5211001.
6 home internet providers serve Knightsville
100% of 345 addresses can get 100/20 Mbps; 87% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Sparklight | Cable | 100% | 1,000/50 |
| Frontier | Fiber, DSL | 84% | 7,000/7,000 |
| Joink | Fiber, Fixed wireless | 24% | 1,000/1,000 |
| T-Mobile | Fixed wireless | 47% | 25/3 |
| AT&T | Fixed wireless | 16% | 25/3 |
| Verizon | Fixed wireless | 6% | 300/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Knightsville’s trash rules yet
Pickup rules, the dump and recycling in Knightsville.
Where your child goes to school
Public school districts and the school path by grade.
Knightsville is in Clay Community Schools.
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 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Knightsville spans 2 ZIP codes
ZIP codes where Knightsville residents live, with the share of the town in each.
| ZIP | Post office name | Share of Knightsville | ZIP’s residents in Knightsville |
|---|---|---|---|
| 47857 | Knightsville, IN | 63% | 100% |
| 47834 | Brazil, IN | 37% | 1% |
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 Knightsville
Who supplies Knightsville’s drinking water, and has it had violations?
Brazil City Water Works (EPA ID IN5211001). 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 4.5 ppb (Jan 2021–Dec 2023), against a 15 ppb action level.
Who provides electricity in Knightsville?
Duke Energy (Duke Energy Indiana, LLC), an investor-owned utility. Its homes paid about 15.0¢ per kWh in 2025 (EIA).
What internet providers serve Knightsville?
Sparklight, Frontier, Joink, T-Mobile, AT&T, Verizon (FCC, as of December 2025).
What ZIP codes are in Knightsville?
47857 (63%), 47834 (37%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Knightsville in?
Clay Community Schools.
How do I register to vote in Knightsville?
In Indiana you can register online until 29 days before Election Day, in person until 29 days before Election Day, or by mail (postmarked 29 days before). Elections here are run by the Clay County Circuit Court Clerk. Check your registration at indianavoters.in.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 Nov 18, 2024 (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.