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Sumpter Valley Gold DredgePhoto: Doug from Portland, USA · CC BY 2.0
The Sumpter handbook

Living in Sumpter, OR: what to set up and who to call

Power in Sumpter comes from Oregon Trail El Cons Coop, a cooperative utility rather than a private company. Sumpter has its own train station.

I’m new in town

What to set up in Sumpter, and who provides it. Tap an answer for the details and where they come from.

Home services

Power, water and internet

Who to call to start service at a new address in Sumpter.

Electricity

Power comes from Oregon Trail El Cons Coop

Oregon Trail El Cons Coop (Oregon Trail El Cons Coop, Inc), a cooperative utility, serves all of Sumpter. Its homes paid an average of 11.0¢ per kWh in 2025, about $110 a month (its average across Oregon).

Start or move service: otecc.com · (541) 523-3616

Service territory: HIFLD Electric Retail Service Territories (map dated Aug 2023). Prices and customers: EIA-861, 2025.

Drinking water · reported to EPA

Water comes from City of Sumpter water system

The City of Sumpter water system supplies Sumpter: about 80% of residents live in its service area. About 20% 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 208 people in all.

No health-based violations reported to EPA in the five years to October 2026, like 77% of the 15,074 systems serving 101–500 people.

Lead, 90th percentile2.0 ppb
015 ppb action level20

The latest lead result on file, the 90th percentile of homes sampled in Jan 2024–Dec 2026, was 2.0 ppb, below the 15 ppb action level that applied. That’s higher than 70% 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. OR4100845.

Internet

Which providers serve Sumpter

Data pending · D4

This card will list the home internet providers the FCC’s National Broadband Map shows in Sumpter, the share of addresses that can get 100/20 Mbps and the share with fiber, with the map’s “as of” date.

Source to come: FCC Broadband Data Collection.

Trash & recycling

We don’t have Sumpter’s trash rules yet

Pickup rules, the dump and recycling in Sumpter.

Schools

Where your child goes to school

Public school districts and the school path by grade.

Sumpter kids go to
K–63 schoolsDepends on your address
7–8Baker Middle Schoolin Baker City
9–12Baker High Schoolin Baker City

Sumpter is in Baker School District 5J.

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.

Government & voting

Town hall and registering to vote

Who to call, and how to register.

Election office: FVAP local election office directory, updated Sep 2024; jurisdictions: EAC EAVS 2024. Registration rules and links: vote.gov, updated Oct 2, 2026.

ZIP codes & area codes

Sumpter is in ZIP code 97877

ZIP codes where Sumpter residents live, with the share of the town in each.

ZIPPost office nameShare of SumpterZIP’s residents in Sumpter
97877Sumpter, OR100%66%
Area codes458, 541Wikidata

Census 2020 ZIP Code Tabulation Areas, by census block; post office names: GeoNames (CC BY 4.0). ZIPs created since 2020 are missing.

Everyday places

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 Sumpter

Who supplies Sumpter’s drinking water, and has it had violations?

The City of Sumpter water system (EPA ID OR4100845). It reported no health-based violations to EPA in the five years to October 2026; 77% of systems its size had none. Its latest lead 90th percentile was 2.0 ppb (Jan 2024–Dec 2026), against a 15 ppb action level.

Who provides electricity in Sumpter?

Oregon Trail El Cons Coop (Oregon Trail El Cons Coop, Inc), a cooperative utility. Its homes paid about 11.0¢ per kWh in 2025 (EIA).

What ZIP codes are in Sumpter?

97877. Census 2020 ZIP Code Tabulation Areas.

What school district is Sumpter in?

Baker School District 5J.

How do I register to vote in Sumpter?

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 Baker 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): pending.