Photo: M.O. Stevens · Public domainLiving in Dilley, OR: what to set up and who to call
Dilley has no town government of its own, so Washington County runs its elections and most services, and its children attend Forest Grove School District 15. The Hillsboro-Cherry Grove water system has a clean five-year EPA record, but its latest lead result, 6.4 ppb, was higher than 95% of similar systems’ (the action level is 15).
I’m new in town
What to set up in Dilley, 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 Dilley.
Power comes from Portland General Electric
Portland General Electric (Portland General Electric Co), an investor-owned utility, serves all of Dilley. 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 Hillsboro-Cherry Grove water system
The Hillsboro-Cherry Grove water system supplies Dilley: about 85% of residents live in its service area. About 15% 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 1,628 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 6.4 ppb, below the 15 ppb action level that applied. That’s higher than 95% 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. OR4100985.
4 home internet providers serve Dilley
98% of 115 addresses can get 100/20 Mbps; 0% can get fiber.
| Provider | Technology | Addresses | Fastest (Mbps) |
|---|---|---|---|
| Xfinity | Cable | 97% | 1,200/35 |
| T-Mobile | Fixed wireless | 5% | 25/3 |
| Hunter Communications | Fixed wireless | 3% | 200/20 |
| Verizon | Fixed wireless | 3% | 300/20 |
FCC National Broadband Map, as of December 2025. Availability as providers report it, not speeds people get.
We don’t have Dilley’s trash rules yet
Pickup rules, the dump and recycling in Dilley.
Where your child goes to school
Public school districts and the school path by grade.
Dilley is in Forest Grove School District 15.
Test scores and every school: see 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
Dilley 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.
Dilley is in ZIP code 97116
ZIP codes where Dilley residents live, with the share of the town in each.
| ZIP | Post office name | Share of Dilley | ZIP’s residents in Dilley |
|---|---|---|---|
| 97116 | Forest Grove, OR | 100% | 1% |
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 Dilley
Who supplies Dilley’s drinking water, and has it had violations?
The Hillsboro-Cherry Grove water system (EPA ID OR4100985). 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 6.4 ppb (Jan 2022–Dec 2024), against a 15 ppb action level.
Who provides electricity in Dilley?
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 Dilley?
Xfinity, T-Mobile, Hunter Communications, Verizon (FCC, as of December 2025).
What ZIP codes are in Dilley?
97116. Census 2020 ZIP Code Tabulation Areas.
What school district is Dilley in?
Forest Grove School District 15.
How do I register to vote in Dilley?
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.