Needs Improvement
#2113 of 2,228 schools in WA
Kelso High School
High School · Kelso School District
1904 Allen St, Kelso, WA 98626
Enrollment
1,379
Student-Teacher
18.1:1
Score
3.6
Grades
9th – 12th
Enrollment
1,379
Student-Teacher
18.1:1
Score
3.6
Grades
9th – 12th
Data vintage
2022-23
Data vintage2022-23
How this school compares
Washington schools
#2,113 of 2,228
In Kelso
#9 of 9
public schools
In district
#10 of 11
Kelso School District
Shortlisting around Kelso High School?
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Kelso High School
High School in Kelso · grades 9th – 12th. Start here, then compare fit against nearby and district options.
Loowit High School
0.2 mi away. Use as a geographic alternative in the same move search.
Coweeman Middle School
0.2 mi away. Use as a geographic alternative in the same move search.
About Kelso High School
Kelso High School is a public high school in Kelso, WA, part of Kelso School District. Kelso High School serves approximately 1,379 students, and covers grades 9th-12th, and has a 18.1:1 student-teacher ratio. Kelso High School has a current MySchoolScout rating of 3.6 out of 10 and ranks #2,113 of 2,228 schools in WA.
Structured state assessment records for Kelso High School show 38% math proficiency (multi-year average, 2009-2024) and 71% reading/ELA proficiency (multi-year average, 2009-2024).
- This school 3.6 · Needs Improvement
- District avg 4.9
- WA avg 5.8
What Parents Should Know
52% of students at Kelso High School were chronically absent in the 2022-23 school year, above the national average. Chronic absenteeism means missing 15 or more school days, and at high rates it drags on classroom pacing for everyone. Ask what the school does to help families get kids to class consistently.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Kelso High School — Students at Kelso High School score 33% proficient, which is below what's typical for similar communities (expected: 39%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
60.5%
Students qualifying for federal meal assistance
Test Scores WA SBA (2023-24)
Based on 29 test records from WA state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 3.2/10.
How Kelso High School Compares
See how Kelso High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Programs & Offerings
Data as of 2021-22 · Source: CRDC via Urban Institute · Learn more
Location
1904 Allen St, Kelso, WA 98626
Nearby Alternatives
Families considering Kelso High School may also want to explore other high schools in the area. Kelso Goal Oriented Learning Design (rated 6.2/10, 1.3 miles away), which scores notably higher. Additionally, Mark Morris High School (rated 3.4/10, 2.1 miles away, in nearby Longview), with a very similar rating. For more schools in Kelso, see our Kelso schools guide .
Nearby Schools
20 within 3.7 mi| School | Distance | Rating |
|---|---|---|
| Loowit High School Kelso | 0.2 mi | — |
| Coweeman Middle School Kelso | 0.2 mi | 4.6 |
| Butler Acres Elementary Kelso | 0.5 mi | 7.0 |
| Special Education Kelso | 0.7 mi | — |
| Huntington Middle School Kelso | 1.0 mi | 5.8 |
| Wallace Elementary Kelso | 1.2 mi | 5.6 |
| Barnes Elementary Kelso | 1.3 mi | 6.5 |
| Rose Valley Elementary Kelso | 1.3 mi | 6.2 |
| Kelso Goal Oriented Learning Design Kelso | 1.3 mi | 6.2 |
| Cowlitz County Youth Services Center Longview | 1.3 mi | — |
| Broadway Learning Center Longview | 1.7 mi | 5.6 |
| Mark Morris High School Longview | 2.1 mi | 3.4 |
| Columbia Heights Elementary Longview | 2.4 mi | 5.7 |
| Kelso Virtual Academy Longview | 3.0 mi | 3.4 |
| Lexington Elementary Kelso | 3.3 mi | 9.0 |
| Northlake Elementary School Longview | 2.5 mi | 6.0 |
| Cascade Middle School Longview | 2.6 mi | 5.4 |
| BIG LEAF MONTESSORI SCHOOL Longview | 2.6 mi | — |
| Kessler Elementary School Longview | 2.7 mi | 5.9 |
| JOURNEY CHRISTIAN SCHOOL Kelso | 3.7 mi | 6.0 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 98626 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$70,058
Median Home Value
$339,800
Median Rent
$1,169/mo
Population
26,948
College Educated
14.9%
Homeownership
68.1%
Avg Commute
23.4 min
Poverty Rate
12.6%
Median Age
40.4
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Cheney High School Cheney, WA | 3.6 |
| Orting High School Orting, WA | 3.6 |
| Prosser High School Prosser, WA | 3.6 |
| Federal Way High School Federal Way, WA | 3.5 |
| Grandview High School Grandview, WA | 3.7 |
| Sedro Woolley Senior High School Sedro-Woolley, WA | 3.7 |
Frequently Asked Questions
Common questions about Kelso High School
What grades does Kelso High School serve?
Kelso High School serves students in grades 9th through 12th.
How many students attend Kelso High School?
Kelso High School has an enrollment of approximately 1,379 students.
What is the student-teacher ratio at Kelso High School?
The student-teacher ratio at Kelso High School is 18.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Kelso High School rank in WA?
Kelso High School ranks #2,113 of 2,228 schools in WA.
What is Kelso High School's MySchoolScout rating?
Kelso High School has a current MySchoolScout rating of 3.6 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Kelso High School?
Based on loaded state assessment records, Kelso High School has 38% math proficiency (multi-year average, 2009-2024) and 71% reading/ELA proficiency (multi-year average, 2009-2024).
Is Kelso High School a charter school?
No, Kelso High School is not a charter school. It is a traditional public school operated by the local school district.
Is Kelso High School a Title I school?
No, Kelso High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Kelso High School?
60.5% of students at Kelso High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
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Neighborhood Context
Powered by 
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 1,379
- Student-Teacher Ratio
- 18.1:1
- Teachers (FTE)
- 76
- Free/Reduced Lunch
- 60.5%
- Type
- regular
- Setting
- Small City
- County
- Cowlitz County
- Chronic Absenteeism (SY 2022-23)
- 52.0%
- Phone
- (360) 501-1801
Resources & Links
District
Kelso School District- District Enrollment
- 4,949
- Schools in District
- 13
- Per-Pupil Spending
- $16,984
- District Rank
- #10 of 11
Other Schools in This District
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