Enrollment
229
High
DISTRICT 272 · STATE 468
SCHOOL COMMUNITY·IOWA VALLEY COMM SCHOOL DISTRICT·NCES 191485000910
Iowa Valley Jr-Sr High School
359 E Hilton St, Marengo, IA 52301 · (319) 642-3332 · Iowa County
GRADES 07–12HIGH42-RURALREGULAR SCHOOL229 STUDENTS
B
allk12 Grade
Scored higher than 55% of Iowa public high schools
- BTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- B-Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
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
11.9:1
19 FTE teachers
DISTRICT 13.6:1 · STATE 17.3:1
Free / Reduced Lunch
31%
70 students
DISTRICT 36% · 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 7 | 47 | 21% |
| Grade 8 | 40 | 17% |
| Grade 9 | 35 | 15% |
| Grade 10 | 35 | 15% |
| Grade 11 | 40 | 17% |
| Grade 12 | 32 | 14% |
Student demographics
17%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 15% · 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 Iowa Valley Comm School District. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
Be the first to start a discussion at Iowa Valley Jr-Sr High School.
START A DISCUSSIONTest scores
ISASP 2024-25 . % ProficientEnglish Language Arts
79.1%
IA avg 73.6% . -7.3pp since 2023
Math
61.7%
IA avg 70.9% . -8.2pp 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 62 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 down about 8 points.
ISASP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 79.1% | 61.7% |
| 2023-24 | 86.4% | 69.9% |
% 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
75.1%
composite math + reading, all grades
Predicted
76.7%
based on IA schools with similar FRL share
Beats by
-1.6pp
below demographic expectation
What this means: About 75% of students here test proficient in math and reading, compared with the roughly 77% 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 Iowa Valley Jr-Sr High School
Iowa Valley Jr-Sr High School's state test result (75.1% proficient) is higher than 1 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Iowa Valley Jr-Sr High School this school | 229 | 30.6% | 75.1% |
| Central Springs High School Manly | 236 | 29.7% | 76.7% |
| Sumner-Fredericksburg High School Sumner | 243 | 29.6% | 70.6% |
| Panorama High School Panora | 220 | 30.9% | 77.8% |
| Fremont-Mills Middle And Senior High School Tabor | 213 | 31.5% | 79.5% |
| MMCRU High School Marcus | 213 | 29.1% | 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 Iowa Valley Jr-Sr High School ranks
Among high schools| Measure | This school | In Iowa |
|---|---|---|
| State test proficiency ranked highest first | 75.1% | #131 of 313 |
| Math proficiency ranked highest first | 61.7% | #251 of 314 ▼ 85 |
| Reading proficiency ranked highest first | 79.1% | #136 of 314 ▼ 97 |
| Enrollment ranked largest first | 229 | #231 of 340 |
| Students per teacher ranked fewest first | 11.9:1 | #38 of 259 |
| Diversity index ranked most diverse first | 17.1% | #176 of 260 |
| Free and reduced lunch ranked highest share first | 30.6% | #200 of 320 |
| Enrollment change since 2017-18 ranked steepest decline first | -5.0% | #93 of 125 |
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
229
-18 (-7%) vs 2020
-10% since 1990-91, when it was 255
Student : Teacher
11.9:1
was 13.7:1
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 | 229 | 19.3 | 11.9:1 | 31% (70) |
| 2023-24 | 224 | 19.8 | 11.3:1 | 38% (85) |
| 2022-23 | 229 | 19.6 | 11.7:1 | 36% (83) |
| 2020-21 | 247 | 18 | 13.7:1 | 35% (86) |
| 2017-18 | 241 | 20.4 | 11.8:1 | 26% (62) |
| 2015-16 | 222 | 21 | 10.6:1 | 25% (55) |
| 2010-11 | 294 | 23 | 12.8:1 | 33% (98) |
| 2000-01 | 299 | 25 | 12.0:1 | 8% (25) |
| 1990-91 | 255 | 22 | 11.6:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Iowa Valley Jr-Sr High School.
Since 2017-18: students down 5% (241 to 229); teachers down 6% (20.4 to 19.3).
About Iowa Valley Jr-Sr High School
Iowa Valley Jr-Sr High School is a small high school in Iowa, with an address in Marengo. A total of 229 students attend the school, which covers grades 7 through 12. The average for high schools in Iowa is about 468 students, so this school is 51% smaller than average.
In Iowa Valley Comm School District, 2 schools enroll a combined 543 students.
White students are the large majority at Iowa Valley Jr-Sr High School, with 91% of enrollment. The next largest groups are 6% Hispanic. The White share in Iowa County as a whole is similar, at about 94%. Iowa Valley Jr-Sr High School has a diversity index of 17%, compared with 70% for all US public school students.
Dividing enrollment by its 19.3 full-time-equivalent teachers gives a ratio of about 11.9:1. The average ratio among high schools in Iowa is 17.3:1, higher than at this school. Iowa Valley Jr-Sr High School reports 31% of students eligible for free or reduced-price meals. Across public schools in Iowa County, the average is about the same, 30%.
Measured against Iowa public high schools, Iowa Valley Jr-Sr 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.
When test results are adjusted for free or reduced-price lunch eligibility, Iowa Valley Jr-Sr High School is 1.6 points below its prediction. Actual: 75.1%. Predicted: 76.7%.
Federal survey data for Iowa County show that median household income is about $71,223, about 25% of adults have at least a bachelor's degree, and the poverty rate is about 4%. A total of 10 public schools operate in Iowa County, serving about 2,580 students.
The closest public school, Iowa Valley Elementary School, is about 0.3 miles from Iowa Valley Jr-Sr High School. Within ten miles are 5 other public schools. Iowa Valley Jr-Sr High School is 4th of 7 nearby schools by average proficiency rate.
By NCES locale, the school is Rural: Distant, or in rural territory some distance from an urban area.
The 2024-25 enrollment of 229 was 7% lower than in 2020-21, when it was 247. Students per teacher fell from 13.7 in 2020-21 to 11.9 in 2024-25.
Discussions about Iowa Valley Jr-Sr High School may include sports tryouts, band and choir, and theater. Questions from prospective families are welcome too.
Iowa County at a glance
View full county profilePopulation
16,507
Census ACS
Median income
$71,223
Household, ACS
Bachelor's+
25%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
10
2,580 students
Quick facts
Related schools
Other schools in Iowa Valley Comm School District
- Iowa Valley Elementary SchoolElementary · 314 students
Nearby schools
- Iowa Valley Elementary School0.3 mi · 314
- Amana Elementary School8.7 mi · 126
- Williamsburg Jr-Sr High School9.7 mi · 604
- Williamsburg Virtual Academy9.7 mi · 5
- Mary Welsh Elementary9.7 mi · 604
- Norway Elementary School10.2 mi · 336
Frequently asked questions
About Iowa Valley Jr-Sr High SchoolHow large is Iowa Valley Jr-Sr High School?
Iowa Valley Jr-Sr High School enrolls approximately 229 students in grades 07-12.
What grades does Iowa Valley Jr-Sr High School serve?
Iowa Valley Jr-Sr High School serves grades 07-12.
How many students per teacher at Iowa Valley Jr-Sr High School?
Approximately 11.9:1 students per teacher at Iowa Valley Jr-Sr High School.
What is the racial breakdown of students at Iowa Valley Jr-Sr High School?
At Iowa Valley Jr-Sr High School, the student body is approximately 91% White, 6% Hispanic, 1% Black, 2% Two or more.
Is Iowa Valley Jr-Sr High School public or private?
Iowa Valley Jr-Sr High School is a public K-12 school, overseen by Iowa Valley Comm School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.