Photo: Mickwatson at English Wikipedia · Public domainLiving in Atascocita, TX: what to set up and who to call
Trail of the Lakes MUD reported 6 health-based violations to EPA in the last five years: radium (combined radium-226 and -228) ×3, radioactivity (gross alpha, excluding radon and uranium) ×3. 80% of systems its size reported none. Atascocita has no town government of its own, so Harris County runs its elections and most services, and its children attend Humble Independent School District.
I’m new in town
What to set up in Atascocita, 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 Atascocita.
Power comes from Entergy Texas
Entergy Texas (Entergy Texas Inc.), an investor-owned utility, serves all of Atascocita. 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 Trail of the Lakes MUD
Trail of the Lakes MUD supplies Atascocita: about 12% of residents live in its service area. Harris County MUD 109 serves another 9%. Harris County MUD 290 serves another 9%. Harris County MUD 153 serves another 9%. Harris County MUD 152 serves another 8%. Harris County MUD 278 serves another 8%. Harris County MUD 151 serves another 7%. Harris County MUD 49 serves another 6%. Harris County MUD 132 serves another 6%. About 10% 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 Harris County MUD 278 and Harris County MUD 106 as sellers) and serves 9,480 people in all.
6 health-based violations reported to EPA in the five years to October 2026: radium (combined radium-226 and -228) ×3, radioactivity (gross alpha, excluding radon and uranium) ×3, the latest beginning Apr 2024. 80% of the 5,012 systems serving 3,301–10,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2022–Dec 2024, was 1.0 ppb, below the 15 ppb action level that applied. The highest in five years was 2.6 ppb. That’s lower than 57% 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. TX1010617.
7 home internet providers serve Atascocita
100% of 31,429 addresses can get 100/20 Mbps; 92% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable, Fiber | 100% | 2,000/250 |
| AT&T | Fixed wireless, Fiber, DSL | 78% | 5,000/5,000 |
| Tachus Fiber Internet | Fiber | 72% | 8,000/8,000 |
| Brightspeed | Fiber, DSL, Fixed wireless | 53% | 2,000/2,000 |
| Astound Broadband | Cable, Fiber | 3% | 1,500/50 |
| Verizon | Fixed wireless | 78% | 300/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Atascocita has its own drop-off: Houston Hauling
Where to take trash and recycling in Atascocita, and where the rules are.
Houston Hauling
Before you go, check the rules with the town.
OpenStreetMap, as of Oct 9, 2026 (last edited Sep 2026). © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
Atascocita is in Humble Independent School District.
B−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
Atascocita is unincorporated, so Harris County is the local government.
Election office: FVAP local election office directory, updated Jan 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Atascocita spans 3 ZIP codes
ZIP codes where Atascocita residents live, with the share of the town in each.
| ZIP | Post office name | Share of Atascocita | ZIP’s residents in Atascocita |
|---|---|---|---|
| 77346 | Humble, TX | 79% | 98% |
| 77396 | Humble, TX | 19% | 27% |
| 77044 | Houston, TX | 2% | 3% |
A few homes fall in 77338.
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 Atascocita
Who supplies Atascocita’s drinking water, and has it had violations?
Trail of the Lakes MUD (EPA ID TX1010617). It reported 6 health-based violations to EPA in the five years to October 2026: radium (combined radium-226 and -228) ×3, radioactivity (gross alpha, excluding radon and uranium) ×3. 80% of systems its size had none. Its latest lead 90th percentile was 1.0 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Atascocita?
Entergy Texas (Entergy Texas Inc.), an investor-owned utility. Its homes paid about 13.9¢ per kWh in 2025 (EIA).
What internet providers serve Atascocita?
Xfinity, AT&T, Tachus Fiber Internet, Brightspeed, Astound Broadband, Verizon (FCC, as of December 2025).
What ZIP codes are in Atascocita?
77346 (79%), 77396 (19%), 77044 (2%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Atascocita in?
Humble Independent School District.
How do I register to vote in Atascocita?
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: 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.