Living in South Houston, TX: what to set up and who to call
All of South Houston gets its mail under one ZIP code, 77587. South Houston has its own library, South Houston Branch Library, at 607 Ave A.
I’m new in town
What to set up in South Houston, 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 Houston.
Power comes from Entergy Texas
Entergy Texas (Entergy Texas Inc.), an investor-owned utility, serves all of South Houston. Its homes paid an average of 13.9¢ per kWh in 2025, about $172 a month (its average across Texas).
Start or move service: entergy-texas.com · (800) 368-3749
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from City of South Houston water system
The City of South Houston water system supplies almost all of South Houston. It buys treated surface water (EPA lists City of Houston as seller) and serves 17,397 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 1.2 ppb, below the 15 ppb action level that applied. The highest in five years was 1.8 ppb. That’s higher than 51% 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. TX1010294.
4 home internet providers serve South Houston
100% of 4,424 addresses can get 100/20 Mbps; 84% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 100% | 2,000/250 |
| AT&T | Fiber, Fixed wireless, DSL | 94% | 5,000/5,000 |
| Verizon | Fixed wireless | 65% | 300/20 |
| T-Mobile | Fixed wireless | 20% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash and recycling in South Houston
Pickup days, the drop-off and recycling in South Houston, from the town’s own site.
We couldn’t find pickup days or drop-off hours. Check southhoustontx.gov →
From southhoustontx.gov, the town’s official site, checked Oct 21, 2026. Rules change: the town’s page is the last word. .
Where your child goes to school
Public school districts and the school path by grade.
South Houston is in Pasadena Independent School District.
CSchool gradeSee 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 Jan 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
South Houston is in ZIP code 77587
ZIP codes where South Houston residents live, with the share of the town in each.
| ZIP | Post office name | Share of South Houston | ZIP’s residents in South Houston |
|---|---|---|---|
| 77587 | South Houston, TX | 100% | 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 South Houston
Who supplies South Houston’s drinking water, and has it had violations?
The City of South Houston water system (EPA ID TX1010294). 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 1.2 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in South Houston?
Entergy Texas (Entergy Texas Inc.), an investor-owned utility. Its homes paid about 13.9¢ per kWh in 2025 (EIA).
What internet providers serve South Houston?
Xfinity, AT&T, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in South Houston?
77587. Census 2020 ZIP Code Tabulation Areas.
What school district is South Houston in?
Pasadena Independent School District.
How do I register to vote in South Houston?
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 Harris 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: South Houston’s own website (southhoustontx.gov), read Oct 21, 2026, pickup and drop-off facts extracted and checked against the page they came from.
- 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.