Enrollment
294
High
DISTRICT 329 · STATE 468
SCHOOL COMMUNITY·OSAGE COMM SCHOOL DISTRICT·NCES 192184001302
Osage High School
820 Sawyer Drive, Osage, IA 50461 · (641) 732-3102 · Mitchell County
GRADES 09–12HIGH43-RURALREGULAR SCHOOL294 STUDENTS
A+
allk12 Grade
Scored higher than 96% of Iowa public high schools
- ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- ABeats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Iowa public high schools
Student : Teacher
12.9:1
23 FTE teachers
DISTRICT 14.6:1 · STATE 17.3:1
Free / Reduced Lunch
28%
83 students
DISTRICT 31% · 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, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 74 | 25% |
| Grade 10 | 63 | 21% |
| Grade 11 | 87 | 30% |
| Grade 12 | 70 | 24% |
Student demographics
15%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 14% · STATE 48% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). 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 Osage Comm School District. Attendance zones can vary; confirm enrollment with the district.
Test scores
ISASP 2024-25 . % ProficientEnglish Language Arts
92.6%
IA avg 73.6% . -0.9pp since 2023
Math
77.8%
IA avg 70.9% . +3.0pp since 2023
What this means: On the ISASP, Iowa's statewide test, about 93 of every 100 students at this school read and write at grade level and about 78 of 100 do math at grade level. Across all Iowa schools, those numbers are about 74 and 71. Reading and writing scores have held steady since 2023, while math scores are up about 3 points.
ISASP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 92.6% | 77.8% |
| 2023-24 | 93.5% | 74.8% |
% Proficient, all students and all tested grades.
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
84.3%
composite math + reading, all grades
Predicted
77.8%
based on IA schools with similar FRL share
Beats by
+6.5pp
above demographic expectation
What this means: About 84% of students here test proficient in math and reading, compared with the roughly 78% 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 →
Schools most like Osage High School
Osage High School's state test result (84.3% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Osage High School this school | 294 | 28.2% | 84.3% |
| Audubon Middle-High School Audubon | 291 | 28.2% | 82.9% |
| Nashua-Plainfield Junior-Senior High School Nashua | 311 | 29.3% | 72.7% |
| Southeast Warren Jr-Sr High School Liberty Center | 276 | 29.7% | 78.0% |
| Mediapolis High School Mediapolis | 312 | 26.9% | 80.7% |
| North Butler Jr/Sr High School Greene | 254 | 27.6% | 72.7% |
Matched among Iowa high schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Osage High School ranks
Among high schools| Measure | This school | In Iowa |
|---|---|---|
| State test proficiency ranked highest first | 84.3% | #22 of 313 |
| Math proficiency ranked highest first | 77.8% | #80 of 314 ▲ 22 |
| Reading proficiency ranked highest first | 92.6% | #10 of 314 ▼ 4 |
| Enrollment ranked largest first | 294 | #177 of 340 |
| Students per teacher ranked fewest first | 12.9:1 | #73 of 259 |
| Diversity index ranked most diverse first | 14.8% | #204 of 260 |
| Free and reduced lunch ranked highest share first | 28.2% | #226 of 320 |
| Enrollment change since 2017-18 ranked fastest growth first | +2.4% | #120 of 133 |
Ranked against other public high schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
294
+8 (+3%) vs 2020
-16% since 1990-91, when it was 350
Student : Teacher
12.9:1
was 11.4:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 294 | 22.9 | 12.9:1 | 28% (83) |
| 2023-24 | 295 | 24 | 12.3:1 | 30% (88) |
| 2022-23 | 313 | 23 | 13.6:1 | 27% (83) |
| 2020-21 | 286 | 25 | 11.4:1 | 34% (97) |
| 2017-18 | 287 | 25.1 | 11.4:1 | 22% (64) |
| 2015-16 | 310 | 24 | 12.9:1 | 28% (88) |
| 2010-11 | 323 | 22 | 14.7:1 | 24% (79) |
| 2000-01 | 369 | 28 | 13.2:1 | 19% (69) |
| 1990-91 | 350 | 25 | 14.0:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Osage High School.
Since 2017-18: students up 2% (287 to 294); teachers down 9% (25.1 to 22.9).
About Osage High School
Osage High School is a small high school in Iowa, located in Osage. A total of 294 students attend the school, which covers grades 9 through 12. Against the 468-student average for high schools in Iowa, enrollment here is 37% lower.
Osage Comm School District, which runs Osage High School, has 3 schools and 988 students.
Most students at Osage High School are White: 92% of enrollment. Other groups include 3% Hispanic and 3% multiracial. County-wide, about 96% of residents are White. By the diversity index, Osage High School comes in at 15%.
At Osage High School, 22.9 full-time-equivalent teachers work with students, a ratio of about 12.9:1. For comparison, high schools in Iowa average 17.3:1. Roughly 28% of the student body qualifies for free or reduced-price lunch. Across public schools in Mitchell County, the average is about the same, 28%.
Osage High School is graded A+ by allk12, scoring above 96% of Iowa public high schools once test results, poverty-adjusted performance, and the recent trend are combined.
Osage High School's average proficiency rate on state tests of 84.3% is 6.5 points above the 77.8% the model predicts from its lunch-eligibility share.
County data help place the school in context: in Mitchell County, median household income is about $71,365, the share of adults with a bachelor's degree or higher is 25%, and roughly 7% of residents are in poverty. Osage High School is among the 6 public schools in Mitchell County.
Osage Middle School is the nearest neighboring public school, less than a tenth of a mile away. Counting only straight-line distance, 2 other public schools are within five miles. In a group of 7 nearby schools with scores, Osage High School ranks 4th on average proficiency.
The National Center for Education Statistics classifies the school's location as Rural: Remote, meaning it is in rural territory far from an urban area.
Osage High School saw enrollment rise 3% between 2020-21 and 2024-25. The number of students per teacher rose from 11.4 to 12.9 over 4 years.
Parents and students can post about enrollment questions, class placement, and PTA news at Osage High School. Questions from prospective families are welcome too.
Mitchell County at a glance
View full county profilePopulation
10,575
Census ACS
Median income
$71,365
Household, ACS
Bachelor's+
25%
Adults 25+
Poverty rate
7%
Below federal line
Schools in county
6
1,631 students
Quick facts
Related schools
Other schools in Osage Comm School District
- Lincoln Elementary SchoolElementary · 405 students
- Osage Middle SchoolMiddle · 289 students
Other schools in Osage
- Lincoln Elementary SchoolElementary · 405 students
- Osage Middle SchoolMiddle · 289 students
Other Osage High schools
One other US public school is named Osage High. Osage High School is the 2nd largest of the 2.
- OSAGE HIGHOSAGE BEACH, MO · 678 students
Nearby schools
- Osage Middle School0.0 mi · 289
- Lincoln Elementary School0.6 mi · 405
- St Ansgar Middle School8.6 mi · 132
- St Ansgar High School8.6 mi · 166
- St Ansgar Elementary School8.6 mi · 345
- Central Springs Elementary School - Nora Springs13.3 mi · 145
Frequently asked questions
About Osage High SchoolWhat is the total enrollment at Osage High School?
Osage High School enrolls approximately 294 students in grades 09-12.
What age range does Osage High School serve?
Osage High School serves students from grade 09 through grade 12.
How many teachers does Osage High School have?
Osage High School employs 23 FTE teachers, for a student-to-teacher ratio of 12.9:1.
How diverse is Osage High School?
Osage High School reports a student body of 92% White, 3% Hispanic, 0% Black, 3% Two or more.
Who oversees Osage High School?
Osage High School is overseen by Osage Comm School District in Mitchell County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.