Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Population over time
Harper had 113 residents in the 2020 census, up 4% since 2010.
It’s the 348th largest of 420 towns in Oregon by population.
Malheur County grew from 4,203 residents in 1900 to 31,571 in 2020.
Malheur County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Weather by month
Average highs peak around 92°F in summer, and winter lows average 21°F. About 10 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Westfall, OR weather station (12 miles away).
Jobs in Malheur County
8,527 jobs at 718 businesses in Malheur County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Health care
Nearest hospitals
Saint Alphonsus Medical Center OntarioGeneral hospital · emergency room · CMS rating 2 of 5 · Ontario29.4 miles
Weiser Memorial HospitalCritical access hospital · emergency room · Weiser38.2 miles
West Valley Medical CenterGeneral hospital · emergency room · CMS rating 5 of 5 · Caldwell44.2 miles
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Schools in Harper
Public schools here are run by Harper SD 66. Check each district’s attendance zones for a specific address.
Public schools(1)
School
Grades
Students
Type
Distance
Harper Charter SchoolHarper
K–12
258
Charter
4.0 mi
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.