Photo: M.O. Stevens · CC BY 3.0Living in Cedar Hills, OR: what to set up and who to call
Cedar Hills has no town government of its own, so Washington County runs its elections and most services, and its children attend Beaverton School District 48J. Tualatin Valley Water District has a clean five-year EPA record, but its latest lead result, 5.3 ppb, was higher than 92% of similar systems’ (the action level is 15).
I’m new in town
What to set up in Cedar Hills, 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 Cedar Hills.
Power comes from Portland General Electric
Portland General Electric (Portland General Electric Co), an investor-owned utility, serves all of Cedar Hills. Its homes paid an average of 18.8¢ per kWh in 2025, about $142 a month (its average across Oregon).
Start or move service: portlandgeneral.com · (503) 464-8000
Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.
Water comes from Tualatin Valley Water District
Tualatin Valley Water District supplies almost all of Cedar Hills. It buys treated surface water (EPA lists Joint Water Commission and Portland Water Bureau as sellers) and serves 224,600 people in all.
No health-based violations reported to EPA in the five years to October 2026, like 86% of the 332 systems serving 100,001–250,000 people.
The latest lead result on file, the 90th percentile of homes sampled in Jan–Dec 2026, was 5.3 ppb, below the 15 ppb action level that applied. The highest in five years was 15.0 ppb. That’s higher than 92% 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. OR4100665.
6 home internet providers serve Cedar Hills
100% of 2,809 addresses can get 100/20 Mbps; 89% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 100% | 2,000/250 |
| Ziply Fiber | Fiber | 96% | 6,000/6,000 |
| Verizon | Fixed wireless | 92% | 300/20 |
| Elevate Technology Group | Fixed wireless | 50% | 100/15 |
| T-Mobile | Fixed wireless | 49% | 100/20 |
| AT&T | Fixed wireless | 31% | 25/3 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Cedar Hills’ trash rules yet
Pickup rules, the dump and recycling in Cedar Hills.
Where your child goes to school
Public school districts and the school path by grade.
Cedar Hills is in Beaverton School District 48J.
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
Cedar Hills is unincorporated, so Washington County is the local government.
Election office: FVAP local election office directory, updated Jun 2023; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Oct 2, 2026.
Cedar Hills spans 2 ZIP codes
ZIP codes where Cedar Hills residents live, with the share of the town in each.
| ZIP | Post office name | Share of Cedar Hills | ZIP’s residents in Cedar Hills |
|---|---|---|---|
| 97225 | Portland, OR | 62% | 20% |
| 97005 | Beaverton, OR | 38% | 12% |
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 Cedar Hills
Who supplies Cedar Hills’ drinking water, and has it had violations?
Tualatin Valley Water District (EPA ID OR4100665). It reported no health-based violations to EPA in the five years to October 2026; 86% of systems its size had none. Its latest lead 90th percentile was 5.3 ppb (Jan–Dec 2026), against a 15 ppb action level.
Who provides electricity in Cedar Hills?
Portland General Electric (Portland General Electric Co), an investor-owned utility. Its homes paid about 18.8¢ per kWh in 2025 (EIA).
What internet providers serve Cedar Hills?
Xfinity, Ziply Fiber, Verizon, Elevate Technology Group, T-Mobile, AT&T (FCC, as of December 2025).
What ZIP codes are in Cedar Hills?
97225 (62%), 97005 (38%), by share of residents. Census 2020 ZIP Code Tabulation Areas.
What school district is Cedar Hills in?
Beaverton School District 48J.
How do I register to vote in Cedar Hills?
In Oregon you can register online until 21 days before Election Day, in person until 21 days before Election Day, or by mail (postmarked 21 days before). Elections here are run by the Washington County Clerk, Elections Office. Check your registration at sos.oregon.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 Oct 2, 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.