SchoolRow
#29

Lost River High School

Merrill, OR · Klamath County SD

Regular public school · Grades 7-12 · Rural, remote

29th of 236 Oregon high schools statewide · better than 88% Improving

23330 Hwy 50, Merrill, OR 97633

(541)798-5666NCES ID 410702000511Directory 202324

240
Students
2023–24 enrollment
17.1:1
Student / teacher ratio
75%
Free / reduced-price lunch
low-income indicator

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.

Statewide percentile by year
25%50%75%88%201920202025no testing 2020–21

Percent meeting or exceeding the state standard, Oregon Statewide Assessments (OSAS) 2024–25 · 125 students tested

English Language Arts
Lost River High School
59%
OR average
43%
Math
Lost River High School
35%
OR average
32%
Science
Lost River High School
36%
OR average
30%
English Language Arts over time Lost River High School OR average
25%50%75%59%43%201920202025no testing 2020–21
Math over time Lost River High School OR average
25%50%75%35%32%201920202025no testing 2020–21
Science over time Lost River High School OR average
25%50%75%36%30%201920202025no testing 2020–21

Racial and ethnic breakdown of 240 students (202324, NCES) — history since 1988, with comparable seven-category changes from 2010

Hispanic53%White44%
Hover the pie for details
categories changedHispanic 53%White 44%10%90%19882023
GroupTrend20102023Change
Hispanic49.0%53.3% 4.3 pts
White49.0%44.2% 4.8 pts
Two or more races0.0%2.5% 2.5 pts
Black0.8%0.0% 0.8 pts
American Indian0.8%0.0% 0.8 pts

NCES history for this school begins in 1988. Race categories changed by 2010: earlier data combines Asian and Pacific Islander students and does not consistently identify multiracial students. The chart retains that history, while the change table uses 2010 onward.

Typical home value $288K in zip 97633 as of 2026-05 · trend since 2000

$73K$145K$218K$291K$277K200020052010201520202025

Data Provided by Zillow Group

See recently sold homes in 97633 on Zillow →

Closest same-level schools, with 2024–25 state rank · ▲▼ = points better or worse than Lost River High School

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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.