North Mahaska Jr-Sr High School
School pathway
Test scores
ISASP 2024-25 . % ProficientWhat this means: On the ISASP, Iowa's statewide test, about 79 of every 100 students at this school read and write at grade level and about 82 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.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 78% of students here test proficient in math and reading, compared with the roughly 80% 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%.
7-year change
SY 2017-18 vs SY 2024-25About North Mahaska Jr-Sr High School
North Mahaska Jr-Sr High School is a tight-knit secondary school in New Sharon, Iowa, run under North Mahaska Comm School District. The school teaches 275 students in grades 7 through 12. Enrollment runs roughly 41% leaner than the state mean of about 468.
North Mahaska Comm School District comprises 2 schools with combined enrollment of 576 students; North Mahaska Jr-Sr High School is among them.
On demographics, North Mahaska Jr-Sr High School lists that the student body is overwhelmingly White (94%). The remainder breaks down as 3% multiracial. That composition is broadly in line with Mahaska County as a whole.
In terms of school funding signals, Staff filings list 21 full-time-equivalent teachers, which works out to roughly 13.0:1 students per teacher. The state averages around 17.3:1, so this campus is tighter than the state norm typical. An estimated 25% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. That share is noticeably below Mahaska County's rate of about 38%.
On a residual basis (actual vs predicted given the student mix), North Mahaska Jr-Sr High School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 79.6%, the actual is 78.2%, a residual of -1.4 points.
In the broader community, Mahaska County reports that the typical household earns roughly $70,940 per year, 24% of adults hold a bachelor's degree or higher, and the poverty rate sits near 8%. Across Mahaska County's 8 public schools (combined enrollment of about 2,757 students), North Mahaska Jr-Sr High School is one campus in the mix.
Nearest neighbor: North Mahaska Elementary School, around 0.0 miles off. Ranking that nearby cluster on reported proficiency puts North Mahaska Jr-Sr High School at 3rd of 7; the average score across the group is 74.3%.
Geographically, the school is in a small-town area.
Trend over the last 7 years. Looking back 7 years, enrollment at North Mahaska Jr-Sr High School has increased 18%, going from 233 students in 2018 to 275 in 2025. Class-load math has loosened: from 11.3:1 in 2018 to 13.0:1 in 2025.
On the community side, recent activity here tends to focus on science fair prep, picture-day reminders, and bus-route questions. Contributors range from current parents to recent graduates and teachers.
Mahaska County at a glance
View full county profileQuick facts
Related schools
- North Mahaska Elementary SchoolElementary · 301 students
- North Mahaska Elementary SchoolElementary · 301 students
- North Mahaska Elementary School0.0 mi · 301
- Oskaloosa High School10.4 mi · 632
- Oskaloosa Virtual Academy10.4 mi · 25
- Oskaloosa Middle School10.5 mi · 404
- Oskaloosa Early Childhood Center - PK10.5 mi · 109
- Oskaloosa Elementary School10.6 mi · 903