Enrollment
243
High
DISTRICT 256 · STATE 468
SCHOOL COMMUNITY·JANESVILLE CONSOLIDATED SCHOOL DISTRICT·NCES 191518000914
Janesville Junior-Senior High School
505 Barrick Rd, Janesville, IA 50647 · (319) 987-2581 · Bremer County
GRADES 06–12HIGH42-RURALREGULAR SCHOOL243 STUDENTS
B+
allk12 Grade
Scored higher than 67% 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.
- C+Beats 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
18.9:1
13 FTE teachers
DISTRICT 16.0:1 · STATE 17.3:1
Free / Reduced Lunch
12%
29 students
DISTRICT 13% · 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 6 | 38 | 16% |
| Grade 7 | 30 | 12% |
| Grade 8 | 41 | 17% |
| Grade 9 | 32 | 13% |
| Grade 10 | 37 | 15% |
| Grade 11 | 23 | 9% |
| Grade 12 | 42 | 17% |
Student demographics
13%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 12% · 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 Janesville Consolidated School District. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
Be the first to start a discussion at Janesville Junior-Senior High School.
START A DISCUSSIONTest scores
ISASP 2024-25 . % ProficientEnglish Language Arts
78.9%
IA avg 73.6% . -7.4pp since 2023
Math
83.9%
IA avg 70.9% . +4.4pp since 2023
What 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 84 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 7 points since 2023, while math scores are up about 4 points.
ISASP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 78.9% | 83.9% |
| 2023-24 | 86.3% | 79.5% |
% 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
81.8%
composite math + reading, all grades
Predicted
86.0%
based on IA schools with similar FRL share
Beats by
-4.2pp
below demographic expectation
What this means: About 82% of students here test proficient in math and reading, compared with the roughly 86% 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 Janesville Junior-Senior High School
Janesville Junior-Senior High School's state test result (81.8% proficient) is higher than 1 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Janesville Junior-Senior High School this school | 243 | 11.9% | 81.8% |
| Denver Senior High School Denver | 278 | 13.3% | 93.7% |
| Hinton High School Hinton | 370 | 10.5% | 84.4% |
| Treynor High School Treynor | 254 | 14.2% | 93.9% |
| Van Meter High School Van Meter | 316 | 9.2% | 90.4% |
| Earlham Senior High School Earlham | 189 | 15.9% | 79.3% |
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 Janesville Junior-Senior High School ranks
Among high schools| Measure | This school | In Iowa | In Bremer County |
|---|---|---|---|
| State test proficiency ranked highest first | 81.8% | #40 of 313 | #3 of 6 |
| Math proficiency ranked highest first | 83.9% | #25 of 314 ▲ 20 | #3 of 6 no change |
| Reading proficiency ranked highest first | 78.9% | #141 of 314 ▼ 98 | #4 of 6 ▼ 2 |
| Enrollment ranked largest first | 243 | #216 of 340 | #4 of 7 |
| Students per teacher ranked fewest first | 18.9:1 | #247 of 259 | N/A |
| Diversity index ranked most diverse first | 12.5% | #224 of 260 | N/A |
| Free and reduced lunch ranked highest share first | 11.9% | #311 of 320 | #6 of 6 |
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
243
+44 (+22%) vs 2020
+32% since 1990-91, when it was 184
Student : Teacher
18.9:1
was 16.6:1
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 | 243 | 12.8 | 18.9:1 | 12% (29) |
| 2023-24 | 226 | 13.8 | 16.4:1 | 17% (39) |
| 2022-23 | 237 | 11.7 | 20.3:1 | 23% (55) |
| 2020-21 | 199 | 12 | 16.6:1 | 17% (34) |
| 2017-18 | 194 | 11.2 | 17.4:1 | 26% (51) |
| 2015-16 | 177 | 9 | 19.7:1 | 23% (40) |
| 2010-11 | 151 | 10 | 15.1:1 | 18% (27) |
| 2000-01 | 134 | 10 | 13.4:1 | 12% (16) |
| 1990-91 | 184 | 17 | 10.8:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Janesville Junior-Senior High School.
Since 2017-18: students up 25% (194 to 243); teachers up 15% (11.2 to 12.8).
About Janesville Junior-Senior High School
Janesville Junior-Senior High School is a low-enrollment high school that serves part of Janesville, Iowa. The school's 243 students are in grades 6 through 12. Enrollment is 48% lower than the average for high schools in Iowa, which is about 468.
Across its 2 schools, Janesville Consolidated School District enrolls 512 students. Janesville Junior-Senior High School is one of those schools.
The student body at Janesville Junior-Senior High School is 93% White. Other groups include 4% Hispanic and 3% multiracial. The county population is about 93% White, within a few points of the school. Janesville Junior-Senior High School's diversity index is 13%, against a US figure of 70%.
Federal staffing data show 12.8 full-time-equivalent teachers at Janesville Junior-Senior High School and a ratio of 18.9:1. The school has more students per teacher than the 17.3:1 average for high schools in Iowa. The count of students eligible for free or reduced-price lunch equals 12% of enrollment. That is lower than the 21% average for public schools in Bremer County.
Measured against Iowa public high schools, Janesville Junior-Senior High School receives a B+. The grade weighs proficiency most heavily, then how results compare with what the school's low-income share predicts, then the three-year change.
Janesville Junior-Senior High School posts an average proficiency rate on state tests of 81.8%, compared with a predicted 86.0%. It is not in the top or bottom 10% of Iowa schools on BeatsExpectations.
Recent Census Bureau figures for Bremer County show that the median household income is $86,784, about 36% of adults have at least a bachelor's degree, and the poverty rate is about 4%. Besides Janesville Junior-Senior High School, Bremer County has 19 other public schools.
The nearest other public school, Janesville Elementary School, is less than a tenth of a mile away. There are 2 more public schools inside five miles. On state test proficiency, Janesville Junior-Senior High School ranks 6th in a group of 7 nearby schools.
The NCES locale for Janesville Junior-Senior High School is Rural: Distant, which covers schools in rural territory some distance from an urban area.
The school enrolled 243 students in 2024-25, 44 more than the 199 it had in 2020-21. There were more students per teacher in 2024-25 (18.9:1) than in 2020-21 (16.6:1).
The Janesville Junior-Senior High School community page is open for posts about sports schedules, lunch menus, and spirit week. Anyone with firsthand experience at this school can post or comment.
Bremer County at a glance
View full county profilePopulation
25,204
Census ACS
Median income
$86,784
Household, ACS
Bachelor's+
36%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
20
5,346 students
Quick facts
Related schools
Other schools in Janesville Consolidated School District
- Janesville Elementary SchoolElementary · 269 students
Nearby schools
- Janesville Elementary School0.0 mi · 269
- Southeast Elementary School4.7 mi · 31
- Waverly-Shell Rock Senior High School5.1 mi · 737
- Waverly-Shell Rock Middle School5.2 mi · 681
- Greenview Alternative School5.4 mi · 45
- West Cedar Elementary School5.6 mi · 225
Frequently asked questions
About Janesville Junior-Senior High SchoolHow many students attend Janesville Junior-Senior High School?
Janesville Junior-Senior High School enrolls approximately 243 students in grades 06-12.
Is Janesville Junior-Senior High School an elementary, middle, or high school?
Janesville Junior-Senior High School is a high school covering grades 06-12.
What is the student-teacher ratio at Janesville Junior-Senior High School?
The student-to-teacher ratio at Janesville Junior-Senior High School is approximately 18.9:1 (13 FTE teachers).
What is the racial breakdown of students at Janesville Junior-Senior High School?
At Janesville Junior-Senior High School, the student body is approximately 93% White, 4% Hispanic, 3% Two or more.
Who oversees Janesville Junior-Senior High School?
Janesville Junior-Senior High School is overseen by Janesville Consolidated School District in Bremer County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.