Enrollment
77
High
DISTRICT 90 · STATE 468
SCHOOL COMMUNITY·TRI-COUNTY COMM SCHOOL DISTRICT·NCES 192802001634
Tri-County JR/SR High School
3003 Hwy 22, Thornburg, IA 50255 · (641) 634-2636 · Keokuk County
GRADES 07–12HIGH43-RURALTITLE IREGULAR SCHOOL77 STUDENTS
Student : Teacher
10.4:1
7 FTE teachers
DISTRICT 12.9:1 · STATE 17.3:1
Free / Reduced Lunch
47%
36 students
DISTRICT 48% · STATE 41%
Community
0
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Student demographics
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
School pathway
Feeds from
Based on grade levels within Tri-County Comm School District. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
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START A DISCUSSIONTest scores
ISASP 2024-25 . % ProficientEnglish Language Arts
75.0%
IA avg 73.6% . -4.4pp since 2023
Math
50.0%
IA avg 70.9% . -5.9pp since 2023
What this means: On the ISASP, Iowa's statewide test, about 75 of every 100 students at this school read and write at grade level and about 50 of 100 do math at grade level. Across all Iowa schools, those numbers are about 74 and 71. Reading and writing scores are down about 4 points since 2023, while math scores are down about 6 points.
Source: ISASP. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
67.6%
composite math + reading, all grades
Predicted
68.6%
based on IA schools with similar FRL share
Beats by
-1.0pp
below demographic expectation
What this means: About 68% of students here test proficient in math and reading, compared with the roughly 69% typical for Iowa schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Iowa's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
7-year change
SY 2017-18 vs SY 2024-25Enrollment
77
+8 (+12%) vs 2017
Student : Teacher
10.4:1
was 7.1:1
% White
95%
was 91%
% Hispanic
0%
was 3%
% Black
1%
was 3%
% Asian
0%
was 1%
Source: NCES Common Core of Data
About Tri-County JR/SR High School
Tri-County JR/SR High School is one of the tiny four-year high schools in Thornburg, Iowa, operated by Tri-County Comm School District, with 77 students on its rolls from grades 7 through 12. By comparison, Iowa's public schools average about 468 students each, so Tri-County JR/SR High School sits 84% smaller than that benchmark.
Tri-County JR/SR High School is one of 2 schools operated by Tri-County Comm School District, a district that caters to 179 students overall.
In terms of who attends, Tri-County JR/SR High School shows that the student body is overwhelmingly White (95%). The remainder comes out to 4% multiracial. That mix tracks the wider county fairly closely.
On the resource side, On paper, Tri-County JR/SR High School has 7 full-time-equivalent teachers, translating to a class-load average of around 10.4:1. That figure is tighter than the state norm's 17.3:1 average. Roughly 47% of students at Tri-County JR/SR High School qualify for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal.
Adjusting for the school's free-and-reduced-lunch share, Tri-County JR/SR High School tracks the demographic baseline. The model predicts 68.6% given the school's FRL share; actual proficiency is 67.6%.
Around the school, Keokuk County reports that median household earnings sit near $62,329, about 17% of the adult population holds a bachelor's degree or above, and the poverty rate sits near 11%. Across Keokuk County's 6 public schools (combined enrollment of about 1,063 students), Tri-County JR/SR High School is one campus in the mix.
The closest other public school is Tri-County Elementary School, roughly 0.0 miles away. Ranking that nearby cluster on reported proficiency puts Tri-County JR/SR High School at 8th of 9; the average score across the group is 74.7%.
The school occupies a small-town site.
Over the past 7-year window. Tri-County JR/SR High School's enrollment has ticked up 12% since 2018, when it stood at 69 (now 77). Class-load math has rose: from 7.1:1 in 2018 to 10.4:1 in 2025.
On the community side, members of the Tri-County JR/SR High School community share and discuss classroom updates, athletics, and weather closures. Members of the school community can share what they know.
Keokuk County at a glance
View full county profilePopulation
9,924
Census ACS
Median income
$62,329
Household, ACS
Bachelor's+
17%
Adults 25+
Poverty rate
11%
Below federal line
Schools in county
6
1,063 students
Quick facts
Related schools
Other schools in Tri-County Comm School District
- Tri-County Elementary SchoolElementary · 102 students
Nearby schools
- Tri-County Elementary School0.0 mi · 102
- Sigourney Elementary10.9 mi · 318
- Sigourney Jr-Sr High Sch11.3 mi · 287
- English Valleys Jr-Sr High School13.5 mi · 214
- Montezuma Junior High School13.7 mi · 106
- Montezuma High School13.7 mi · 140
Frequently asked questions
About Tri-County JR/SR High SchoolWhat is the total enrollment at Tri-County JR/SR High School?
Tri-County JR/SR High School enrolls approximately 77 students in grades 07-12.
What age range does Tri-County JR/SR High School serve?
Tri-County JR/SR High School serves students from grade 07 through grade 12.
What is the student-teacher ratio at Tri-County JR/SR High School?
The student-to-teacher ratio at Tri-County JR/SR High School is approximately 10.4:1 (7 FTE teachers).
How diverse is Tri-County JR/SR High School?
Tri-County JR/SR High School reports a student body of 95% White, 1% Black, 4% Two or more.
Who oversees Tri-County JR/SR High School?
Tri-County JR/SR High School is overseen by Tri-County Comm School District in Keokuk County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.