Living in Hornsby Bend, TX: what to set up and who to call
Hornsby Bend has no town government of its own, so Travis County runs its elections and most services, and its children attend Del Valle Independent School District. Power in Hornsby Bend comes from Pedernales Electric Coop, a cooperative utility rather than a private company.
I’m new in town
What to set up in Hornsby Bend, 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 Hornsby Bend.
Power comes from Pedernales Electric Coop
Pedernales Electric Coop (Pedernales Electric Coop, Inc), a cooperative utility, serves all of Hornsby Bend. Its homes paid an average of 12.8¢ per kWh in 2025, about $153 a month (its average across Texas).
Start or move service: pec.coop · (830) 868-7155
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Austins Colony water system
The Austins Colony water system supplies Hornsby Bend: about 77% of residents live in its service area. Manville WSC serves another 13%. Kennedy Ridge WSC serves another 10%. About 7% 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 130 Regional WSC and Epcor 130 Project and Municipal Groundwater Solutions as sellers) and serves 9,987 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 80% of the 5,012 systems serving 3,301–10,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Jun 2026, was 2.2 ppb, below the 15 ppb action level that applied. The highest in five years was 3.0 ppb. That’s higher than 73% 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. Violations are counted by the start of their compliance period. TX2270255.
6 home internet providers serve Hornsby Bend
99% of 4,413 addresses can get 100/20 Mbps; 94% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 99% | 1,000/35 |
| AT&T | Fiber, DSL, Fixed wireless | 95% | 5,000/5,000 |
| Rise Broadband | Fixed wireless | 90% | 300/60 |
| Verizon | Fixed wireless | 87% | 300/20 |
| Western Broadband | Fixed wireless | 22% | 200/40 |
| T-Mobile | Fixed wireless | 9% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Hornsby Bend’s trash rules yet
Pickup rules, the dump and recycling in Hornsby Bend.
Where your child goes to school
Public school districts and the school path by grade.
Hornsby Bend is in Del Valle Independent School District.
C−School gradeSee 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
Hornsby Bend is unincorporated, so Travis County is the local government.
Election office: FVAP local election office directory, updated Mar 2024; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Hornsby Bend spans 2 ZIP codes
ZIP codes where Hornsby Bend residents live, with the share of the town in each.
| ZIP | Post office name | Share of Hornsby Bend | ZIP’s residents in Hornsby Bend |
|---|---|---|---|
| 78725 | Austin, TX | 61% | 73% |
| 78724 | Austin, TX | 39% | 16% |
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 Hornsby Bend
Who supplies Hornsby Bend’s drinking water, and has it had violations?
The Austins Colony water system (EPA ID TX2270255). It reported no health-based violations to EPA in the five years to October 2026; 80% of systems its size had none. Its latest lead 90th percentile was 2.2 ppb (Jan–Jun 2026), against a 15 ppb action level.
Who provides electricity in Hornsby Bend?
Pedernales Electric Coop (Pedernales Electric Coop, Inc), a cooperative utility. Its homes paid about 12.8¢ per kWh in 2025 (EIA).
What internet providers serve Hornsby Bend?
Spectrum, AT&T, Rise Broadband, Verizon, Western Broadband, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Hornsby Bend?
78725 (61%), 78724 (39%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Hornsby Bend in?
Del Valle Independent School District.
How do I register to vote in Hornsby Bend?
Texas has no online registration; you can register in person until 30 days before Election Day or by mail (postmarked 30 days before). Elections here are run by the Travis County Early Voting Clerk. Check your registration at teamrv-mvp.sos.texas.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.