Enrollment
247
High
DISTRICT 251 · STATE 410
SCHOOL COMMUNITY·OSKALOOSA PUBLIC SCHOOLS·NCES 201032001887
Oskaloosa JR-SR High School
404 Park Street, Oskaloosa, KS 66066 · (785) 863-2281 · Jefferson County
GRADES 07–12HIGH42-RURALTITLE IREGULAR SCHOOL247 STUDENTS
B
allk12 Grade
Scored higher than 57% of Kansas public high schools
- B-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- BBeats 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 Kansas public high schools
Student : Teacher
9.3:1
27 FTE teachers
DISTRICT 9.3:1 · STATE 11.9:1
Free / Reduced Lunch
53%
130 students
DISTRICT 54% · STATE 51%
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 7 | 37 | 15% |
| Grade 8 | 41 | 17% |
| Grade 9 | 50 | 20% |
| Grade 10 | 38 | 15% |
| Grade 11 | 37 | 15% |
| Grade 12 | 44 | 18% |
Student demographics
13%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 16% · STATE 58% · 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 Oskaloosa Public Schools. Attendance zones can vary; confirm enrollment with the district.
Test scores
KAP 2024-25 . % Meeting + ExceedingEnglish Language Arts
24.8%
KS avg 44.5%
Math
35.4%
KS avg 38.8%
What this means: On the KAP, Kansas's statewide test, about 25 of every 100 students at this school read and write at grade level and about 35 of 100 do math at grade level. Across all Kansas schools, those numbers are about 45 and 39.
KAP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 24.8% | 35.4% |
| 2023-24 | 14.8% | 24.2% |
% Meeting + Exceeding, all students and all tested grades. Kansas set new KAP cut scores in spring 2025, so results from 2023-24 and earlier are not comparable with later years.
Source: KAP. 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
28.0%
composite math + reading, all grades
Predicted
37.0%
based on KS schools with similar FRL share
Beats by
-9.0pp
below demographic expectation
What this means: About 28% of students here test proficient in math and reading, compared with the roughly 37% typical for Kansas 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 Kansas'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 Oskaloosa JR-SR High School
Oskaloosa JR-SR High School's state test result (28.0% proficient) is higher than 2 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Oskaloosa JR-SR High School this school | 247 | 52.6% | 28.0% |
| Holcomb High Holcomb | 265 | 53.6% | 18.4% |
| Jayhawk-Linn High Mound City | 263 | 53.6% | 28.6% |
| West Franklin High School Pomona | 200 | 51.5% | 22.1% |
| Medicine Lodge Jr/Sr High School Medicine Lodge | 224 | 50.0% | 32.1% |
| Smith Center Jr Sr High Smith Center | 183 | 50.8% | 45.2% |
Matched among Kansas 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 Oskaloosa JR-SR High School ranks
Among high schools| Measure | This school | In Kansas | In Jefferson County |
|---|---|---|---|
| State test proficiency ranked highest first | 28.0% | #141 of 262 | #3 of 6 |
| Math proficiency ranked highest first | 35.4% | #127 of 262 | #2 of 6 |
| Reading proficiency ranked highest first | 24.8% | #231 of 262 | #6 of 6 |
| Enrollment ranked largest first | 247 | #142 of 332 | #3 of 6 |
| Students per teacher ranked fewest first | 9.3:1 | #2 of 172 | N/A |
| Diversity index ranked most diverse first | 13.0% | #169 of 172 | N/A |
| Free and reduced lunch ranked highest share first | 52.6% | #85 of 263 | #1 of 6 |
| Enrollment change since 2017-18 ranked steepest decline first | -3.1% | #78 of 100 | N/A |
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
247
-24 (-9%) vs 2020
+9% since 2010-11, when it was 226
Student : Teacher
9.3:1
was 15.1:1
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 | 247 | 26.7 | 9.3:1 | 53% (130) |
| 2023-24 | 258 | 21.6 | 11.9:1 | 47% (121) |
| 2022-23 | 260 | 21.1 | 12.3:1 | 48% (126) |
| 2020-21 | 271 | 18 | 15.1:1 | 54% (147) |
| 2017-18 | 255 | 19.1 | 13.3:1 | 54% (137) |
| 2015-16 | 268 | 22 | 12.2:1 | 59% (159) |
| 2010-11 | 226 | 22 | 10.3:1 | 58% (132) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Oskaloosa JR-SR High School.
Since 2017-18: students down 3% (255 to 247); teachers up 40% (19.1 to 26.7).
About Oskaloosa JR-SR High School
Located in Oskaloosa, Kansas, Oskaloosa JR-SR High School is a small high school. The school has 247 students in 2024-25 across grades 7 through 12. High schools in Kansas average about 410 students, which makes this school 40% below average.
The 2 schools of Oskaloosa Public Schools, including Oskaloosa JR-SR High School, enroll 502 students.
By race and ethnicity, Oskaloosa JR-SR High School is 93% White. Next come 4% multiracial. In Jefferson County overall, the White share is about 93%. On a 0 to 100 scale, the school's diversity index is 13, compared with 70 nationally.
On staff are 26.7 full-time-equivalent teachers; the student-to-teacher ratio is 9.3:1. Statewide, high schools in Kansas average 11.9:1. Oskaloosa JR-SR High School has a free or reduced-price lunch rate of 53%. By comparison, the figure for public schools in Jefferson County is 39%.
Oskaloosa JR-SR High School earns a B on the allk12 Grade, which blends test scores, results against poverty-based expectations, and the three-year trend. It scored higher than 57% of Kansas public high schools.
Predicted from its free or reduced-price lunch share, Oskaloosa JR-SR High School would score about 37.0%. It scores 28.0%, 9.0 points below that figure.
For the population of Jefferson County, median household income comes to about $81,278, roughly 25% of adults have a four-year degree or more, and about 4% of residents live below the federal poverty line. Jefferson County's 14 public schools enroll about 3,123 students and include Oskaloosa JR-SR High School.
Oskaloosa Elem sits less than a tenth of a mile from Oskaloosa JR-SR High School. Oskaloosa JR-SR High School has 5 other public schools within ten miles. Among 9 nearby schools that report test results, Oskaloosa JR-SR High School ranks 6th on proficiency.
Federal data place Oskaloosa JR-SR High School in the Rural: Distant locale, which means it is in rural territory some distance from an urban area.
A 9% decrease took enrollment from 271 in 2020-21 to 247 in 2024-25. The student-to-teacher ratio went down from 15.1:1 to 9.3:1.
The allk12 page for Oskaloosa JR-SR High School lets the school community talk about pickup and drop-off, after-school programs, and teacher feedback. You can also rate the school on this page.
Jefferson County at a glance
View full county profilePopulation
18,349
Census ACS
Median income
$81,278
Household, ACS
Bachelor's+
25%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
14
3,123 students
Quick facts
Related schools
Nearby schools
- Oskaloosa Elem0.0 mi · 255
- McLouth High5.7 mi · 125
- McLouth Middle5.7 mi · 91
- McLouth Elem5.7 mi · 221
- Jefferson Co North High7.4 mi · 117
- Perry-Lecompton Middle10.6 mi · 234
Frequently asked questions
About Oskaloosa JR-SR High SchoolHow many students attend Oskaloosa JR-SR High School?
Oskaloosa JR-SR High School enrolls approximately 247 students in grades 07-12.
Is Oskaloosa JR-SR High School an elementary, middle, or high school?
Oskaloosa JR-SR High School is a high school covering grades 07-12.
How many teachers does Oskaloosa JR-SR High School have?
Oskaloosa JR-SR High School employs 27 FTE teachers, for a student-to-teacher ratio of 9.3:1.
What is the racial breakdown of students at Oskaloosa JR-SR High School?
At Oskaloosa JR-SR High School, the student body is approximately 93% White, 1% Hispanic, 1% Black, 4% Two or more.
Is Oskaloosa JR-SR High School public or private?
Oskaloosa JR-SR High School is a public K-12 school, overseen by Oskaloosa Public Schools.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.