Lost River High School
Merrill, OR · Klamath County SD · Grades 7-12
29th of 236 Oregon high schools statewide · better than 88%▲ Improving
Lost River High School ranking
SchoolRow ranks Lost River High School 29th of 236 Oregon high schools for 2024–25, based on Oregon Statewide Assessments (OSAS) 2024–25 English and Math results — better than 88% of high schools statewide. Its statewide percentile went from 64th in 2019 to 88th in 2025 — improving.
Lost River High School test scores
Percent meeting or exceeding the state standard, Oregon Statewide Assessments (OSAS) 2024–25 · 125 students tested
Lost River High School students
Racial and ethnic breakdown of 240 students (2023–24, NCES) — and how it has shifted since 2013
| Group | Trend | 2013 | 2023 | Change |
|---|---|---|---|---|
| Hispanic | 58.2% | 53.3% | ▼ 4.9 pts | |
| White | 38.9% | 44.2% | ▲ 5.3 pts | |
| Two or more races | 0.0% | 2.5% | ▲ 2.5 pts | |
| Pacific Islander | 0.8% | 0.0% | ▼ 0.8 pts | |
| American Indian | 1.7% | 0.0% | ▼ 1.7 pts |
Homes near Lost River High School
Typical home value $288K in zip 97633 as of 2026-05 · trend since 2000
Data Provided by Zillow Group
High schools near Lost River High School
Closest same-level schools, with 2024–25 state rank
- 10Henley High SchoolKlamath County SD · 13.5 mi away9th of 236
ELA 82% · Math 46% - 1Bonanza Junior/Senior High SchoolKlamath County SD · 13.7 mi away217th of 236
ELA 12% · Math 7% - 8Mazama High SchoolKlamath County SD · 17.2 mi away69th of 236
ELA 54% · Math 17% - 3Klamath Learning CenterKlamath Falls City Schools · 18.8 mi away171st of 236
ELA 26% · Math 15% - 6Eagle Ridge New Tech High SchoolKlamath Falls City Schools · 20 mi away · charter110th of 236
ELA 46% · Math 10% - 8Klamath Union High SchoolKlamath Falls City Schools · 20.4 mi away55th of 236
ELA 48% · Math 28%
Frequently asked questions
What school district is Lost River High School in?
Lost River High School is part of the Klamath County SD district in Merrill, Oregon.
Is Lost River High School a good school?
SchoolRow ranks Lost River High School 29th of 236 Oregon high schools (better than 88% statewide) based on 2024–25 test results (Oregon Statewide Assessments (OSAS) 2024–25).
What is the racial makeup of Lost River High School?
Hispanic 53%, White 44%, Two or more races 3% (240 students, 2023–24).
How much do homes near Lost River High School cost?
The typical home value in zip code 97633 is $288K as of 2026-05 (Zillow ZHVI).
Sources: state education department data (Oregon Statewide Assessments (OSAS) 2024–25, low-income, chronic absenteeism), National Center for Education Statistics via the Urban Institute (enrollment, demographics, staffing), Zillow Group (home values). Rankings are computed by SchoolRow from state English and Math results within grade level; they measure test performance, not everything that makes a school good.