Common School 32 · Photo: Daniel Case · CC BY-SA 3.0Living in Tompkins, NY: what to set up and who to call
An EPA health-based violation from 2025 is still open for Walton Country Meadow Park, which supplies Tompkins. For emergencies, Tompkins is closest to Delaware Valley Hospital, 8.1 miles away.
I’m new in town
What to set up in Tompkins, 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 Tompkins.
Power comes from New York State Elec & Gas
New York State Elec & Gas (New York State Elec & Gas Corp), an investor-owned utility, serves all of Tompkins. Its homes paid an average of 22.6¢ per kWh in 2025, about $168 a month (its average across New York, for customers on its standard service). New York lets you buy power from another supplier; 6% of New York State Elec & Gas’ home customers do, and New York State Elec & Gas still delivers it.
Start or move service: nyseg.com · (800) 572-1131
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Walton Country Meadow Park
Walton Country Meadow Park supplies Tompkins: about 3% of residents live in its service area. About 97% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws ground water and serves 165 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule), beginning Oct 2025. 77% of the 15,074 systems serving 101–500 people had none. 1 older violation is still open, since 2025: a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule), per EPA’s records.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2015–Dec 2023, was 0.5 ppb, below the 15 ppb action level that applied. That’s lower than 56% 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 (EPA’s estimate). Violations are counted by the start of their compliance period. NY1220347.
6 home internet providers serve Tompkins
90% of 793 addresses can get 100/20 Mbps; 90% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Delhi Telephone Company | Fiber | 69% | 1,000/1,000 |
| Frontier | DSL | 41% | 90/5 |
| The Hancock Telephone | Fiber | 14% | 2,000/2,000 |
| TDS Telecom | DSL, Fiber | 8% | 1,000/1,000 |
| Verizon | Fixed wireless | 6% | 300/20 |
| T-Mobile | Fixed wireless | 5% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Tompkins’ trash rules yet
Pickup rules, the dump and recycling in Tompkins.
Where your child goes to school
Public school districts and the school path by grade.
Most of Tompkins (49%) is in Walton Central School District; parts are in Hancock Central School District (36%) and Deposit Central School District (15%).
C−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 Feb 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Tompkins spans 4 ZIP codes
ZIP codes where Tompkins residents live, with the share of the town in each.
| ZIP | Post office name | Share of Tompkins | ZIP’s residents in Tompkins |
|---|---|---|---|
| 13856 | Walton, NY | 34% | 7% |
| 13839 | Sidney Center, NY | 34% | 30% |
| 13783 | Hancock, NY | 30% | 16% |
| 13847 | Trout Creek, NY | 2% | 100% |
A few homes fall in 13756.
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 Tompkins
Who supplies Tompkins’ drinking water, and has it had violations?
Walton Country Meadow Park (EPA ID NY1220347). It reported 1 health-based violation to EPA in the five years to October 2026: a disinfection byproducts requirement (Stage 1 Disinfectants and Disinfection Byproducts Rule). 77% of systems its size had none. Its latest lead 90th percentile was 0.5 ppb (Jan 2015–Dec 2023), against a 15 ppb action level.
Who provides electricity in Tompkins?
New York State Elec & Gas (New York State Elec & Gas Corp), an investor-owned utility. Its homes paid about 22.6¢ per kWh in 2025 (EIA).
What internet providers serve Tompkins?
Delhi Telephone Company, Frontier, The Hancock Telephone, TDS Telecom, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Tompkins?
13856 (34%), 13839 (34%), 13783 (30%), 13847 (2%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Tompkins in?
Walton Central School District. Parts of the city are in Hancock Central School District and Deposit Central School District.
How do I register to vote in Tompkins?
In New York you can register online until 10 days before Election Day, in person until 10 days before Election Day, or by mail (postmarked 15 days before and received 10 days before). Elections here are run by the Delaware County Board of Elections. Check your registration at voterlookup.elections.ny.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 Aug 3, 2026 (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.