Photo: Quintin Soloviev · CC BY 4.0Living in Newcastle, ME: what to set up and who to call
Newcastle runs its own elections, so the Newcastle Town Clerk, not a county office, keeps the voter rolls. Two school districts split the grades in Newcastle: Great Salt Bay Community School District and Newcastle.
I’m new in town
What to set up in Newcastle, 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 Newcastle.
Power comes from Central Maine Power
Central Maine Power (Central Maine Power Co), an investor-owned utility, serves all of Newcastle. Its homes paid an average of 27.4¢ per kWh in 2025, about $147 a month (its average across Maine, for customers on its standard service). Maine lets you buy power from another supplier; 8% of Central Maine Power’s home customers do, and Central Maine Power still delivers it.
Start or move service: cmpco.com · (800) 750-4000
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Great Salt Bay Sanitary District
Great Salt Bay Sanitary District supplies Newcastle: about 9% of residents live in its service area. About 91% of homes are outside any mapped community water system, most likely on private wells, which EPA doesn’t regulate. It draws surface water and serves 2,143 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 78% of the 7,966 systems serving 1,001–3,300 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2025, was 1.2 ppb, below the 15 ppb action level that applied. The highest in five years was 21.0 ppb. That’s higher 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. ME0090410.
8 home internet providers serve Newcastle
95% of 1,030 addresses can get 100/20 Mbps; 56% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Spectrum | Cable, Fiber | 86% | 1,000/35 |
| Tidewater O.p.e.n. | Fiber | 53% | 1,000/1,000 |
| Tidewater Telecom | DSL | 26% | 10/1 |
| Fidium Fiber | Fiber | 3% | 2,000/2,000 |
| Verizon | Fixed wireless | 30% | 300/20 |
| T-Mobile | Fixed wireless | 20% | 100/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
Trash and recycling in Newcastle
Pickup days, the drop-off and recycling in Newcastle, from the town’s own site.
Nobleboro-Jefferson Transfer Station
25 Transfer Lane, Off Center Street, Nobleboro, ME
- Tue8 am–3:50 pm
- Wed8 am–3:50 pm
- Thu8 am–3:50 pm
- Fri8 am–3:50 pm
- Sat8 am–3:50 pm
Accepted at the curb
- Glass: green, brown, or clear
- Tin: food cans, aluminum foil, aluminum cans
- Brown paper bags
- Egg cartons (pressed board)
- Box board (cereal and food boxes)
From newcastlemaine.us, the town’s official site, checked Oct 22, 2026. 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.
Newcastle is in two districts that split the grades: Great Salt Bay Community School District and Newcastle.
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 Oct 2026; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Aug 3, 2026.
Newcastle is in ZIP code 04553
ZIP codes where Newcastle residents live, with the share of the town in each.
| ZIP | Post office name | Share of Newcastle | ZIP’s residents in Newcastle |
|---|---|---|---|
| 04553 | Newcastle, ME | 100% | 100% |
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 Newcastle
Who supplies Newcastle’s drinking water, and has it had violations?
Great Salt Bay Sanitary District (EPA ID ME0090410). It reported no health-based violations to EPA in the five years to October 2026; 78% of systems its size had none. Its latest lead 90th percentile was 1.2 ppb (Jan–Dec 2025), against a 15 ppb action level.
Who provides electricity in Newcastle?
Central Maine Power (Central Maine Power Co), an investor-owned utility. Its homes paid about 27.4¢ per kWh in 2025 (EIA).
What internet providers serve Newcastle?
Spectrum, Tidewater O.p.e.n., Tidewater Telecom, Fidium Fiber, Verizon, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Newcastle?
04553. Census 2020 ZIP Code Tabulation Areas.
What school district is Newcastle in?
Great Salt Bay Community School District and Newcastle.
How do I register to vote in Newcastle?
In Maine you can register online until 21 days before Election Day, in person up to and including Election Day, or by mail (received 21 days before). Elections here are run by the Newcastle Town Clerk. Check your registration at maine.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: Newcastle’s own website (newcastlemaine.us), read Oct 22, 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.