Living in Gray, TN: what to set up and who to call
Gray has no town government of its own, so Washington County runs its elections and most services, and its children attend Washington County School District. Power in Gray comes from Johnson City, a municipal utility rather than a private company.
I’m new in town
What to set up in Gray, 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 Gray.
Power comes from Johnson City
Johnson City (Johnson City - (TN)), a municipal utility, serves all of Gray. Its homes paid an average of 13.2¢ per kWh in 2025, about $156 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 Johnson City Water Dept
Johnson City Water Dept supplies almost all of Gray. It draws surface water and serves 105,057 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 86% of the 332 systems serving 100,001–250,000 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. The highest in five years was 1.3 ppb. 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. TN0000331.
6 home internet providers serve Gray
100% of 579 addresses can get 100/20 Mbps; 100% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| BrightRidge | Fiber | 100% | 10,000/10,000 |
| Xfinity | Cable | 98% | 1,200/35 |
| Brightspeed | Fiber, DSL | 77% | 2,000/2,000 |
| AT&T | Fixed wireless | 81% | 25/3 |
| Verizon | Fixed wireless | 44% | 300/20 |
| T-Mobile | Fixed wireless | 41% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Gray’s trash rules yet
Pickup rules, the dump and recycling in Gray.
Where your child goes to school
Public school districts and the school path by grade.
Gray is in Washington 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.
No town hall: the county runs things
Gray is unincorporated, so Washington County is the local government.
Election office: FVAP local election office directory, updated Sep 2025; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Nov 18, 2024.
Gray is in ZIP code 37615
ZIP codes where Gray residents live, with the share of the town in each.
| ZIP | Post office name | Share of Gray | ZIP’s residents in Gray |
|---|---|---|---|
| 37615 | Johnson City, TN | 100% | 6% |
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 Gray
Who supplies Gray’s drinking water, and has it had violations?
Johnson City Water Dept (EPA ID TN0000331). It reported no health-based violations to EPA in the five years to October 2026; 86% 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 Gray?
Johnson City (Johnson City - (TN)), a municipal utility. Its homes paid about 13.2¢ per kWh in 2025 (EIA).
What internet providers serve Gray?
BrightRidge, Xfinity, Brightspeed, AT&T, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Gray?
37615. Census 2020 ZIP Code Tabulation Areas.
What school district is Gray in?
Washington County School District.
How do I register to vote in Gray?
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 Washington 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.