Photo: AITFFan1 · CC BY-SA 4.0Living in Muttontown, NY: what to set up and who to call
The Jericho WD water system reported one health-based violation to EPA in the last five years: a lead and copper treatment requirement (Lead and Copper Rule), beginning Jul 2023. Power in Muttontown comes from PSEG Long Island, a state utility rather than a private company.
I’m new in town
What to set up in Muttontown, 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 Muttontown.
Power comes from PSEG Long Island
PSEG Long Island (Long Island Power Authority), a state utility, serves all of Muttontown. Its homes paid an average of 26.2¢ per kWh in 2025, about $195 a month (its average across New York, for customers on its standard service). New York lets you buy power from another supplier; 0% of PSEG Long Island’s home customers do, and PSEG Long Island still delivers it.
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Jericho WD water system
The Jericho WD water system supplies almost all of Muttontown. It draws ground water and serves 58,000 people in all.
1 health-based violation reported to EPA in the five years to October 2026: a lead and copper treatment requirement (Lead and Copper Rule), beginning Jul 2023. 90% of the 597 systems serving 50,001–100,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2026, was 2.0 ppb, below the 15 ppb action level that applied. The highest in five years was 5.0 ppb. That’s higher than 66% 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. NY2902831.
3 home internet providers serve Muttontown
99% of 1,174 addresses can get 100/20 Mbps; 95% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Optimum | Cable, Fiber | 97% | 8,000/8,000 |
| Verizon | Fiber, Fixed wireless | 91% | 2,300/2,300 |
| T-Mobile | Fixed wireless | 25% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Muttontown’s trash rules yet
Pickup rules, the dump and recycling in Muttontown.
Where your child goes to school
Public school districts and the school path by grade.
Most of Muttontown (36%) is in Oyster Bay-East Norwich Central School District; parts are in Syosset Central School District (27%) and Jericho Union Free School District (22%) and Locust Valley Central School District (15%).
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 Jul 2019; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Muttontown spans 5 ZIP codes
ZIP codes where Muttontown residents live, with the share of the town in each.
| ZIP | Post office name | Share of Muttontown | ZIP’s residents in Muttontown |
|---|---|---|---|
| 11791 | Syosset, NY | 62% | 8% |
| 11545 | Glen Head, NY | 12% | 4% |
| 11753 | Jericho, NY | 11% | 3% |
| 11732 | East Norwich, NY | 9% | 8% |
| 11771 | Oyster Bay, NY | 6% | 2% |
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 Muttontown
Who supplies Muttontown’s drinking water, and has it had violations?
The Jericho WD water system (EPA ID NY2902831). It reported 1 health-based violation to EPA in the five years to October 2026: a lead and copper treatment requirement (Lead and Copper Rule). 90% of systems its size had none. Its latest lead 90th percentile was 2.0 ppb (Jan–Dec 2026), against a 15 ppb action level.
Who provides electricity in Muttontown?
PSEG Long Island (Long Island Power Authority), a state utility. Its homes paid about 26.2¢ per kWh in 2025 (EIA).
What internet providers serve Muttontown?
Optimum, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Muttontown?
11791 (62%), 11545 (12%), 11753 (11%), 11732 (9%), 11771 (6%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Muttontown in?
Oyster Bay-East Norwich Central School District. Parts of the city are in Syosset Central School District and Jericho Union Free School District and Locust Valley Central School District.
How do I register to vote in Muttontown?
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 Nassau 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.