Photo: Copperhead7 · CC BY 3.0Living in Clarkstown, NY: what to set up and who to call
Veolia Water New York reported 16 health-based violations to EPA in the last five years: a PFAS chemical (PFOA) ×14, iron, a PFAS chemical (PFOS). 86% of systems its size reported none. Clarkstown has a train station, Nanuet.
I’m new in town
What to set up in Clarkstown, 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 Clarkstown.
Power comes from Orange & Rockland
Orange & Rockland (Orange & Rockland Utilities, Inc.), an investor-owned utility, serves all of Clarkstown. Its homes paid an average of 26.2¢ per kWh in 2025, about $182 a month (its average across New York, for customers on its standard service). New York lets you buy power from another supplier; 9% of Orange & Rockland’s home customers do, and Orange & Rockland still delivers it.
Start or move service: www.oru.com · (877) 434-4100
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Veolia Water New York
Veolia Water New York supplies Clarkstown: about 97% of residents live in its service area. It draws surface water and serves 270,000 people in all.
16 health-based violations reported to EPA in the five years to October 2026: a PFAS chemical (PFOA) ×14, iron, a PFAS chemical (PFOS), the latest beginning Apr 2026. 86% of the 84 systems serving 250,001–500,000 people had none.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Jun 2026, was 3.0 ppb, below the 15 ppb action level that applied. The highest in five years was 5.8 ppb. That’s higher than 79% 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. NY4303673.
3 home internet providers serve Clarkstown
99% of 23,470 addresses can get 100/20 Mbps; 98% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Verizon | Fiber, Fixed wireless | 98% | 980/880 |
| Optimum | Cable, Fiber | 96% | 8,000/8,000 |
| T-Mobile | Fixed wireless | 59% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash day in Clarkstown depends on your street
Pickup days, the drop-off and recycling in Clarkstown, from the town’s own site.
Your pickup week
- TrashEvery week, on your street’s dayThe town’s pickup map
- Bulky itemsOnce a month
Accepted at the curb
- Newspapers with inserts
- Office paper, notebook paper, construction paper, ledger paper, and envelopes
- Computer paper, fax paper, and photocopy paper
- Junk mail with envelopes and coupons
- Glossy magazines and catalogs
- Soft-covered workbooks, telephone books, and paperback books
- Smooth and corrugated cardboard
- Brown grocery bags
- Shredded papers in paper bags only
- Green, clear, and brown glass bottles and jars
- Aluminum cans, aluminum foil, and other disposable aluminum products
- Metal cans and aerosol cans
- Plastic food and beverage containers with recycling codes 1 through 7
From clarkstown.gov, the town’s official site, checked Oct 21, 2026; pages dated 2026-03-12, 2026-03-12T11:23:10-04:00, 2026-03-23, 2026-03-23T13:53:55-04:00, 2026-09-14T08:07:45-04:00. 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.
Most of Clarkstown (68%) is in Clarkstown Central School District; parts are in Nyack Union Free School District (14%) and Nanuet Union Free School District (10%) and East Ramapo Central School District (Spring Valley) (7%).
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.
Clarkstown spans 7 ZIP codes
ZIP codes where Clarkstown residents live, with the share of the town in each.
| ZIP | Post office name | Share of Clarkstown | ZIP’s residents in Clarkstown |
|---|---|---|---|
| 10956 | New City, NY | 36% | 95% |
| 10954 | Nanuet, NY | 27% | 96% |
| 10989 | Valley Cottage, NY | 10% | 100% |
| 10920 | Congers, NY | 10% | 100% |
| 10994 | West Nyack, NY | 8% | 96% |
| 10960 | Nyack, NY | 5% | 32% |
| 10977 | Spring Valley, NY | 4% | 4% |
A few homes fall in 10965.
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.
Train: OpenStreetMap (© OpenStreetMap contributors). ER: CMS hospital data. Library: IMLS Public Libraries Survey, FY2024.
Questions about living in Clarkstown
Who supplies Clarkstown’s drinking water, and has it had violations?
Veolia Water New York (EPA ID NY4303673). It reported 16 health-based violations to EPA in the five years to October 2026: a PFAS chemical (PFOA) ×14, iron, a PFAS chemical (PFOS). 86% of systems its size had none. Its latest lead 90th percentile was 3.0 ppb (Jan–Jun 2026), against a 15 ppb action level.
Who provides electricity in Clarkstown?
Orange & Rockland (Orange & Rockland Utilities, Inc.), an investor-owned utility. Its homes paid about 26.2¢ per kWh in 2025 (EIA).
What internet providers serve Clarkstown?
Verizon, Optimum, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Clarkstown?
10956 (36%), 10954 (27%), 10989 (10%), 10920 (10%), 10994 (8%), 10960 (5%), 10977 (4%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Clarkstown in?
Clarkstown Central School District. Parts of the city are in Nyack Union Free School District and Nanuet Union Free School District and East Ramapo Central School District (Spring Valley).
How do I register to vote in Clarkstown?
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 Rockland 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: Clarkstown’s own website (clarkstown.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 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.