Alexander Smith House · Photo: Skye Marthaler · CC BY-SA 3.0Living in Brentwood, TN: what to set up and who to call
Power in Brentwood comes from Nashville Electric Service, a municipal utility rather than a private company. For a library card, the closest branch is The John P. Holt Brentwood Library, 1.0 mile out.
I’m new in town
What to set up in Brentwood, 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 Brentwood.
Power comes from Nashville Electric Service
Nashville Electric Service (Nashville Electric Service), a municipal utility, serves 52.9% of Brentwood residents. Its homes paid an average of 14.0¢ per kWh in 2025, about $146 a month (its average across Tennessee).
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Brentwood Water Department
Brentwood Water Department supplies Brentwood: about 60% of residents live in its service area. Nolensville-College Grove U.d. serves another 28%. About 7% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It buys treated surface water (EPA lists Harpeth Valley U.d. and Metro Water Services as sellers) and serves 30,493 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 2026–Dec 2028, was 1.0 ppb, below the 15 ppb action level that applied. That’s lower than 59% 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. TN0000069.
5 home internet providers serve Brentwood
100% of 14,404 addresses can get 100/20 Mbps; 74% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable, Fiber | 99% | 1,200/35 |
| AT&T | Fiber, DSL, Fixed wireless | 78% | 5,000/5,000 |
| United Communications | Fiber, DSL | 22% | 8,000/8,000 |
| Verizon | Fixed wireless | 79% | 300/20 |
| T-Mobile | Fixed wireless | 49% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Brentwood’s trash rules yet
Pickup rules, the dump and recycling in Brentwood.
Where your child goes to school
Public school districts and the school path by grade.
Brentwood is in Williamson County 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 Sep 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Brentwood is in ZIP code 37027
ZIP codes where Brentwood residents live, with the share of the town in each.
| ZIP | Post office name | Share of Brentwood | ZIP’s residents in Brentwood |
|---|---|---|---|
| 37027 | Brentwood, TN | 100% | 74% |
37024 is P.O. box or single-organization ZIP with no homes.
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 Brentwood
Who supplies Brentwood’s drinking water, and has it had violations?
Brentwood Water Department (EPA ID TN0000069). 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 1.0 ppb (Jan 2026–Dec 2028), against a 15 ppb action level.
Who provides electricity in Brentwood?
Nashville Electric Service (Nashville Electric Service), a municipal utility. Its homes paid about 14.0¢ per kWh in 2025 (EIA).
What internet providers serve Brentwood?
Xfinity, AT&T, United Communications, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Brentwood?
37027. Census 2020 ZIP Code Tabulation Areas.
What school district is Brentwood in?
Williamson County School District.
How do I register to vote in Brentwood?
In Tennessee you can register online until 30 days before Election Day, in person until 30 days before Election Day, or by mail (postmarked 30 days before). Elections here are run by the Williamson County Election Commission. Check your registration at tnmap.tn.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.