Average
#1561 of 2,221 schools in MO
Thayer Sr. High
High School · THAYER R-II
401 E. WALNUT, Thayer, MO 65791
Enrollment
345
Student-Teacher
12.3:1
Score
5.4
Grades
7th – 12th
Enrollment
345
Student-Teacher
12.3:1
Score
5.4
Grades
7th – 12th
Data vintage
2022-23
Data vintage2022-23
How this school compares
Missouri schools
#1,561 of 2,221
In Thayer
#1 of 2
public schools
In district
#1 of 2
THAYER R-II
Equity
8.1 / 10
Excellent
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Thayer Sr. High
High School in Thayer · grades 7th – 12th. Start here, then compare fit against nearby and district options.
Thayer Elem.
0.1 mi away. Use as a geographic alternative in the same move search.
Mammoth Spring Elem. School
2.4 mi away. Use as a geographic alternative in the same move search.
About Thayer Sr. High
Thayer Sr. High is a public high school in Thayer, MO, part of THAYER R-II. Thayer Sr.
High serves approximately 345 students, and covers grades 7th-12th, and has a 12.3:1 student-teacher ratio. Thayer Sr. High has a current MySchoolScout rating of 5.4 out of 10 and ranks #1,561 of 2,221 schools in MO.
Structured state assessment records for Thayer Sr. High show 51% math proficiency (multi-year average, 2009-2025) and 60% reading/ELA proficiency (multi-year average, 2009-2025).
- This school 5.4 · Average
- MO avg 6.4
What Parents Should Know
Thayer Sr. High sits in a rural area, which can mean longer drives for some families. Rural schools are often community anchors with smaller classes, but check transportation, after-school options, and access to specialized services before you commit.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
View breakdown
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Thayer Sr. High — Students at Thayer Sr. High score 50% proficient, which is above what's typical for similar communities (expected: 43%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
51.9%
Students qualifying for federal meal assistance
Test Scores MO MAP (2024-25)
Based on 38 test records from MO state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 3.5/10.
How Thayer Sr. High Compares
See how Thayer Sr. High 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
401 E. WALNUT, Thayer, MO 65791
Nearby Alternatives
Families considering Thayer Sr. High may also want to explore other high schools in the area. Alton High (rated 7.8/10, 13.6 miles away, in nearby Alton), which scores notably higher. Another option is MAMMOTH SPRING HIGH SCHOOL (rated 7.7/10, 2.4 miles away, in nearby Mammoth Spring), which scores notably higher. Additionally, SALEM HIGH SCHOOL (rated 7.1/10, 19.6 miles away, in nearby Salem), which scores notably higher. For more schools in Thayer, see our Thayer schools guide .
Nearby Schools
20 within 22.7 mi| School | Distance | Rating |
|---|---|---|
| THAYER ELEM. Thayer | 0.1 mi | 4.7 |
| MAMMOTH SPRING ELEM. SCHOOL Mammoth Spring | 2.4 mi | 7.1 |
| MAMMOTH SPRING HIGH SCHOOL Mammoth Spring | 2.4 mi | 7.7 |
| KOSHKONONG ELEM. Koshkonong | 8.3 mi | 7.5 |
| KOSHKONONG HIGH Koshkonong | 8.3 mi | 4.9 |
| Alton Elementary Alton | 13.6 mi | 4.0 |
| Alton High Alton | 13.6 mi | 7.8 |
| COUCH ELEM. Myrtle | 12.3 mi | 6.2 |
| COUCH HIGH Myrtle | 12.3 mi | 6.6 |
| HIGHLAND MIDDLE SCHOOL Hardy | 18.1 mi | 7.5 |
| HIGHLAND HIGH SCHOOL Hardy | 18.1 mi | 6.2 |
| CHEROKEE ELEMENTARY SCHOOL Hardy | 18.1 mi | 8.4 |
| SALEM HIGH SCHOOL Salem | 19.6 mi | 7.1 |
| SALEM ELEMENTARY SCHOOL Salem | 19.7 mi | 7.2 |
| HOWELL VALLEY ELEM. West Plains | 20.6 mi | 8.3 |
| JUNCTION HILL ELEM. West Plains | 21.6 mi | 5.3 |
| GLENWOOD ELEM. West Plains | 21.1 mi | 8.5 |
| WEST PLAINS MIDDLE West Plains | 22.6 mi | 5.7 |
| WEST PLAINS ELEM. West Plains | 22.8 mi | 7.1 |
| WEST PLAINS SR. HIGH West Plains | 22.7 mi | 6.3 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 65791 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$43,614
Median Home Value
$110,200
Median Rent
$660/mo
Population
4,172
College Educated
18.3%
Homeownership
78.2%
Avg Commute
18.9 min
Poverty Rate
24%
Median Age
47.9
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| ARCADIA VALLEY HIGH Ironton, MO | 5.4 |
| CRYSTAL CITY HIGH Crystal City, MO | 5.4 |
| HAYTI HIGH Hayti, MO | 5.4 |
| HOGAN PREPARATORY ACADEMY Kansas City, MO | 5.4 |
| IBERIA HIGH Iberia, MO | 5.4 |
| SCOTLAND CO. HIGH Memphis, MO | 5.4 |
Frequently Asked Questions
Common questions about Thayer Sr. High
What grades does Thayer Sr. High serve?
Thayer Sr. High serves students in grades 7th through 12th.
How many students attend Thayer Sr. High?
Thayer Sr. High has an enrollment of approximately 345 students.
What is the student-teacher ratio at Thayer Sr. High?
The student-teacher ratio at Thayer Sr. High is 12.3:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Thayer Sr. High rank in MO?
Thayer Sr. High ranks #1,561 of 2,221 schools in MO.
What is Thayer Sr. High's MySchoolScout rating?
Thayer Sr. High has a current MySchoolScout rating of 5.4 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 Thayer Sr. High?
Based on loaded state assessment records, Thayer Sr. High has 51% math proficiency (multi-year average, 2009-2025) and 60% reading/ELA proficiency (multi-year average, 2009-2025).
Is Thayer Sr. High a charter school?
No, Thayer Sr. High is not a charter school. It is a traditional public school operated by the local school district.
Is Thayer Sr. High a Title I school?
No, Thayer Sr. High is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Thayer Sr. High?
51.9% of students at Thayer Sr. High 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
- 7th – 12th
- Enrollment
- 345
- Student-Teacher Ratio
- 12.3:1
- Teachers (FTE)
- 28
- Free/Reduced Lunch
- 51.9%
- Type
- regular
- Setting
- Remote Rural
- County
- Oregon County
- Chronic Absenteeism (SY 2022-23)
- 15.1%
- Phone
- (417) 264-4600
- 4-Year Graduation
- 90%+
Resources & Links
District
THAYER R-II- District Enrollment
- 769
- Schools in District
- 2
- Per-Pupil Spending
- $9,622
- District Rank
- #1 of 2
Other Schools in This District
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