Photo: Renelibrary · CC BY-SA 4.0Living in Caldwell, TX: what to set up and who to call
Caldwell runs its own electric utility, City of Caldwell. Harrie P Woodson Memorial Library, 0.2 miles away, is the closest library to Caldwell.
I’m new in town
What to set up in Caldwell, 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 Caldwell.
Power comes from City of Caldwell
City of Caldwell (City of Caldwell), a municipal utility, serves 94.8% of Caldwell residents.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from City of Caldwell water system
The City of Caldwell water system supplies almost all of Caldwell. It draws ground water and serves 4,358 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 2023–Dec 2025, was 1.1 ppb, below the 15 ppb action level that applied. That’s higher than 53% 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. TX0260001.
6 home internet providers serve Caldwell
98% of 1,784 addresses can get 100/20 Mbps; 97% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| ZochNet | Fixed wireless, Fiber | 100% | 1,000/1,000 |
| Frontier | Fiber, DSL | 80% | 7,000/7,000 |
| Rise Broadband | Fixed wireless | 79% | 50/10 |
| T-Mobile | Fixed wireless | 54% | 100/20 |
| Verizon | Fixed wireless | 7% | 300/20 |
| Nextlink | Fixed wireless | 3% | 500/200 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash day in Caldwell is Monday, Tuesday, Wednesday or Thursday, depending on your street
Pickup days, the drop-off and recycling in Caldwell, from the town’s own site.
Your pickup week
- TrashEvery week, on your street’s day (Mon, Tue, Wed or Thu)
City Warehouse Recycling Program
1101 Commerce Street, Caldwell, TX 77836
- Mon9 am–5 pm
- Tue9 am–5 pm
- Wed9 am–5 pm
- Thu9 am–5 pm
- Fri9 am–5 pm
- Sat9 am–noon
From caldwelltx.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.
Caldwell is in Caldwell Independent School District.
A−School 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 Aug 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Caldwell is in ZIP code 77836
ZIP codes where Caldwell residents live, with the share of the town in each.
| ZIP | Post office name | Share of Caldwell | ZIP’s residents in Caldwell |
|---|---|---|---|
| 77836 | Caldwell, TX | 100% | 34% |
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 Caldwell
Who supplies Caldwell’s drinking water, and has it had violations?
The City of Caldwell water system (EPA ID TX0260001). 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 1.1 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in Caldwell?
City of Caldwell (City of Caldwell), a municipal utility.
What internet providers serve Caldwell?
ZochNet, Frontier, Rise Broadband, T-Mobile, Verizon, Nextlink (FCC, as of December 2025).
What ZIP codes are in Caldwell?
77836. Census 2020 ZIP Code Tabulation Areas.
What school district is Caldwell in?
Caldwell Independent School District.
How do I register to vote in Caldwell?
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 Burleson 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: Caldwell’s own website (caldwelltx.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.