Charles W. Orton House · Photo: Ben Cody · Public domainLiving in Alderton, WA: what to set up and who to call
Alderton has no town government of its own, so Pierce County runs its elections and most services, and its children attend Sumner School District. Tap water in most of Alderton comes from Valley Water System, which has a clean five-year EPA record (about 22% of systems its size had a health-based violation) and a latest lead result below detection.
I’m new in town
What to set up in Alderton, 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 Alderton.
Power comes from Puget Sound Energy
Puget Sound Energy (Puget Sound Energy Inc), an investor-owned utility, serves all of Alderton. 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 Valley Water System
Valley Water System supplies Alderton: about 67% of residents live in its service area. City of Sumner serves another 31%. It buys treated surface water (EPA lists City of Puyallup and City of Tacoma Water Division as sellers) and serves 2,259 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 2022–Dec 2024, was 0.0 ppb, below the 15 ppb action level that applied. The highest in five years was 1.9 ppb. Results below detection are reported as 0, so 0 doesn’t mean no lead at any tap.
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. WA5301250.
5 home internet providers serve Alderton
98% of 1,266 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 96% | 2,000/250 |
| CenturyLink | DSL | 22% | 100/10 |
| Verizon | Fixed wireless | 83% | 300/20 |
| AT&T | Fixed wireless | 50% | 100/20 |
| T-Mobile | Fixed wireless | 50% | 100/20 |
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 Alderton.
Glass Drop-Off Site
18411 89th Street East, Bonney Lake, WA, 98391 · run by Pierce County
This isn’t Alderton’s own facility. Whether Alderton residents may use it is the town’s rule: check the town’s office.
OpenStreetMap, as of Oct 9, 2026. © OpenStreetMap contributors.
Where your child goes to school
Public school districts and the school path by grade.
Most of Alderton (93%) is in Sumner School District; parts are in Puyallup School District (7%).
ASchool gradeSee Schools →U.S. Department of Education, NCES Common Core of Data, 2024–25. Enrollment rules and registration are the district’s.
No town hall: the county runs things
Alderton is unincorporated, so Pierce County is the local government.
Election office: FVAP local election office directory, updated Sep 2024; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Sep 30, 2026.
Alderton spans 4 ZIP codes
ZIP codes where Alderton residents live, with the share of the town in each.
| ZIP | Post office name | Share of Alderton | ZIP’s residents in Alderton |
|---|---|---|---|
| 98372 | Puyallup, WA | 42% | 5% |
| 98390 | Sumner, WA | 31% | 9% |
| 98374 | Puyallup, WA | 24% | 2% |
| 98391 | Bonney Lake, WA | 3% | 0% |
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 Alderton
Who supplies Alderton’s drinking water, and has it had violations?
Valley Water System (EPA ID WA5301250). 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 0.0 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Alderton?
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 Alderton?
Xfinity, CenturyLink, Verizon, AT&T, T-Mobile (FCC, as of December 2025).
What ZIP codes are in Alderton?
98372 (42%), 98390 (31%), 98374 (24%), 98391 (3%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Alderton in?
Sumner School District. Parts of the city are in Puyallup School District.
How do I register to vote in Alderton?
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 Pierce 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.