Photo: Chris Flook · CC BY-SA 4.0Living in Helmsburg, IN: what to set up and who to call
Most mail in Helmsburg goes to 47448 (50% of residents), one of 3 ZIP codes in town. The ER is a drive from Helmsburg: the closest is Indiana University Health Bloomington Hospital, 15 miles away.
I’m new in town
What to set up in Helmsburg, 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 Helmsburg.
Power comes from Duke Energy
Duke Energy (Duke Energy Indiana, LLC), an investor-owned utility, serves all of Helmsburg. 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 Brown County Water Utility
Brown County Water Utility supplies Helmsburg: about 76% of residents live in its service area. About 24% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water (EPA lists Nashville Water Department and Jackson County Water Utility and Citizens Water - Morgan as sellers) and serves 15,368 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 2.6 ppb, below the 15 ppb action level that applied. That’s higher than 76% 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. IN5207001.
3 home internet providers serve Helmsburg
86% of 118 addresses can get 100/20 Mbps; 79% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Mainstream Fiber Networks | Fiber | 57% | 1,000/1,000 |
| South Central Indiana Rural Electric Membership | Fiber | 48% | 1,000/1,000 |
| T-Mobile | Fixed wireless | 75% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Helmsburg’s trash rules yet
Pickup rules, the dump and recycling in Helmsburg.
Where your child goes to school
Public school districts and the school path by grade.
Helmsburg is in Brown County County School Corporation.
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
Helmsburg is unincorporated, so the county is the local government.
Election office: FVAP local election office directory, updated May 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Helmsburg spans 3 ZIP codes
ZIP codes where Helmsburg residents live, with the share of the town in each.
| ZIP | Post office name | Share of Helmsburg | ZIP’s residents in Helmsburg |
|---|---|---|---|
| 47448 | Nashville, IN | 50% | 1% |
| 46160 | Morgantown, IN | 47% | 1% |
| 47435 | Helmsburg, IN | 4% | 100% |
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 Helmsburg
Who supplies Helmsburg’s drinking water, and has it had violations?
Brown County Water Utility (EPA ID IN5207001). 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 2.6 ppb (Jan–Dec 2025), against a 15 ppb action level.
Who provides electricity in Helmsburg?
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 Helmsburg?
Mainstream Fiber Networks, South Central Indiana Rural Electric Membership, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Helmsburg?
47448 (50%), 46160 (47%), 47435 (4%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Helmsburg in?
Brown County County School Corporation.
How do I register to vote in Helmsburg?
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 Brown County Clerk's Office. 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.