Photo: brewbooks · CC BY-SA 2.0Living in Coupeville, WA: what to set up and who to call
The closest public drop-off to Coupeville is Coupeville Solid Waste Complex, 2 miles out; the town decides whether residents may use it. Coupeville has its own library, Coupeville Library, at 788 NW Alexander.
I’m new in town
What to set up in Coupeville, 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 Coupeville.
Power comes from Puget Sound Energy
Puget Sound Energy (Puget Sound Energy Inc), an investor-owned utility, serves all of Coupeville. Its homes paid an average of 17.0¢ per kWh in 2025, about $147 a month (its average across Washington).
Start or move service: pse.com · (888) 225-5773
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Town of Coupeville water system
The Town of Coupeville water system supplies almost all of Coupeville. It draws ground water and serves 4,142 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 80% of the 5,012 systems serving 3,301–10,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan 2023–Dec 2025, was 3.5 ppb, below the 15 ppb action level that applied. The highest in five years was 3.9 ppb. That’s higher than 85% 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. WA5315550.
6 home internet providers serve Coupeville
100% of 942 addresses can get 100/20 Mbps; 44% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 99% | 1,200/35 |
| Ziply Fiber | Fiber, DSL | 47% | 6,000/6,000 |
| Astound Broadband | Cable | 9% | 1,500/50 |
| Verizon | Fixed wireless | 64% | 300/20 |
| AT&T | Fixed wireless | 35% | 25/3 |
| T-Mobile | Fixed wireless | 2% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
The nearest public drop-off is 2 miles away
Pickup rules, the dump and recycling in Coupeville.
Coupeville Solid Waste Complex
20018 State Route 20, Coupeville, WA, 98239 · run by Island County Solid Waste
This isn’t Coupeville’s own facility. Whether Coupeville residents may use it is the town’s rule: check townofcoupeville.org.
OpenStreetMap, as of Oct 9, 2026. © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
Coupeville is in Coupeville School District.
B+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 2021; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 30, 2026.
Coupeville is in ZIP code 98239
ZIP codes where Coupeville residents live, with the share of the town in each.
| ZIP | Post office name | Share of Coupeville | ZIP’s residents in Coupeville |
|---|---|---|---|
| 98239 | Coupeville, WA | 100% | 26% |
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 Coupeville
Who supplies Coupeville’s drinking water, and has it had violations?
The Town of Coupeville water system (EPA ID WA5315550). It reported no health-based violations to EPA in the five years to October 2026; 80% of systems its size had none. Its latest lead 90th percentile was 3.5 ppb (Jan 2023–Dec 2025), against a 15 ppb action level.
Who provides electricity in Coupeville?
Puget Sound Energy (Puget Sound Energy Inc), an investor-owned utility. Its homes paid about 17.0¢ per kWh in 2025 (EIA).
What internet providers serve Coupeville?
Xfinity, Ziply Fiber, Astound Broadband, Verizon, AT&T, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Coupeville?
98239. Census 2020 ZIP Code Tabulation Areas.
What school district is Coupeville in?
Coupeville School District.
How do I register to vote in Coupeville?
In Washington you can register online until 8 days before Election Day, in person up to and including Election Day, or by mail (received 8 days before). Elections here are run by the Island County Auditor. Check your registration at voter.votewa.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 Sep 30, 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.