Enrollment
256
High
DISTRICT 151 · STATE 468
SCHOOL COMMUNITY·MAPLE VALLEY-ANTHON OTO COMM SCHOOL DISTRICT·NCES 191848001057
Maple Valley-Anthon Oto High School
501 South 7th Street, Mapleton, IA 51034 · (712) 881-1317 · Monona County
GRADES 09–12HIGH43-RURALREGULAR SCHOOL256 STUDENTS
C+
allk12 Grade
Scored higher than 39% of Iowa public high schools
- C+Test 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
11.4:1
22 FTE teachers
DISTRICT 10.7:1 · STATE 17.3:1
Free / Reduced Lunch
38%
96 students
DISTRICT 49% · 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 | 62 | 24% |
| Grade 10 | 57 | 22% |
| Grade 11 | 73 | 29% |
| Grade 12 | 64 | 25% |
Student demographics
19%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 Maple Valley-Anthon Oto Comm School District. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
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START A DISCUSSIONTest scores
ISASP 2024-25 . % ProficientEnglish Language Arts
79.5%
IA avg 73.6% . -0.5pp since 2023
Math
63.8%
IA avg 70.9% . +5.8pp since 2023
What this means: On the ISASP, Iowa's statewide test, about 80 of every 100 students at this school read and write at grade level and about 64 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 6 points.
ISASP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 79.5% | 63.8% |
| 2023-24 | 80.0% | 58.0% |
% 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
69.9%
composite math + reading, all grades
Predicted
73.2%
based on IA schools with similar FRL share
Beats by
-3.3pp
below demographic expectation
What this means: About 70% of students here test proficient in math and reading, compared with the roughly 73% 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 Maple Valley-Anthon Oto High School
Maple Valley-Anthon Oto High School's state test result (69.9% proficient) is higher than 0 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Maple Valley-Anthon Oto High School this school | 256 | 37.5% | 69.9% |
| East Mills Jr/Sr High School Malvern | 234 | 36.8% | 73.0% |
| Westwood High School Sloan | 275 | 36.0% | 76.4% |
| Sigourney Jr-Sr High Sch Sigourney | 287 | 36.9% | 79.4% |
| Brooklyn-Guernsey-Malcom Jr-Sr High School Brooklyn | 268 | 35.1% | 77.2% |
| Missouri Valley High School Missouri Valley | 228 | 39.0% | 72.5% |
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 Maple Valley-Anthon Oto High School ranks
Among high schools| Measure | This school | In Iowa |
|---|---|---|
| State test proficiency ranked highest first | 69.9% | #199 of 313 |
| Math proficiency ranked highest first | 63.8% | #239 of 314 ▲ 19 |
| Reading proficiency ranked highest first | 79.5% | #130 of 314 ▼ 1 |
| Enrollment ranked largest first | 256 | #207 of 340 |
| Students per teacher ranked fewest first | 11.4:1 | #27 of 259 |
| Diversity index ranked most diverse first | 18.7% | #156 of 260 |
| Free and reduced lunch ranked highest share first | 37.5% | #140 of 320 |
| Enrollment change since 2017-18 ranked fastest growth first | +5.3% | #100 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
256
+12 (+5%) vs 2020
+4% since 1990-91, when it was 247
Student : Teacher
11.4:1
was 13.6:1
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 | 256 | 22.4 | 11.4:1 | 38% (96) |
| 2023-24 | 278 | 21.7 | 12.8:1 | 52% (144) |
| 2022-23 | 283 | 19.6 | 14.5:1 | 49% (139) |
| 2020-21 | 244 | 18 | 13.6:1 | 59% (145) |
| 2017-18 | 243 | 21.1 | 11.5:1 | 47% (114) |
| 2015-16 | 189 | 16 | 11.8:1 | 45% (85) |
| 2010-11 | 256 | 21 | 12.2:1 | 43% (111) |
| 2000-01 | 306 | 19 | 16.1:1 | 30% (91) |
| 1990-91 | 247 | 19 | 13.0:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Maple Valley-Anthon Oto High School.
Since 2017-18: students up 5% (243 to 256); teachers up 6% (21.1 to 22.4).
About Maple Valley-Anthon Oto High School
Maple Valley-Anthon Oto High School is a small high school with its address in Mapleton, Iowa. It enrolled 256 students in grades 9 through 12 for the 2024-25 school year. Enrollment is 45% lower than the average for high schools in Iowa, which is about 468.
Enrollment across the 4 schools in Maple Valley-Anthon Oto Comm School District totals 602 students.
Most students at Maple Valley-Anthon Oto High School are White: 90% of enrollment. Other groups make up 7% Hispanic. County-wide, about 93% of residents are White. Maple Valley-Anthon Oto High School has a diversity index of 19%, compared with 70% for all US public school students.
Maple Valley-Anthon Oto High School counts 22.4 full-time-equivalent teachers, about 11.4 students for each one. The 17.3:1 average for high schools in Iowa is higher than this school's figure. About 38% of students at the school meet free or reduced-price lunch income limits. For comparison, public schools in Monona County average 47%.
Measured against Iowa public high schools, Maple Valley-Anthon Oto High School receives a C+. The grade weighs proficiency most heavily, then how results compare with what the school's low-income share predicts, then the three-year change.
Maple Valley-Anthon Oto High School scores 69.9% on state tests, averaged across results. The predicted figure, based on its student poverty level, is 73.2%.
Maple Valley-Anthon Oto High School is located in Monona County, where median household income is about $68,377, about 20% of adults have at least a bachelor's degree, and roughly 6% of residents are in poverty. Maple Valley-Anthon Oto High School is one of 7 public schools in Monona County, which together enroll about 1,210 students.
The closest other public school is Mapleton Elementary School, less than a tenth of a mile away. Maple Valley-Anthon Oto High School ranks 4th of 7 among nearby schools on average proficiency, with 69.9% against a local average of 72.2%.
Federal data place Maple Valley-Anthon Oto High School in the Rural: Remote locale, which means it is in rural territory far from an urban area.
Between 2020-21 and 2024-25, the student count climbed from 244 to 256. In 2020-21, the student-to-teacher ratio was 13.6:1; by 2024-25 it was 11.4:1.
If you have questions about science fairs, picture day, and bus routes at Maple Valley-Anthon Oto High School, you can post them here. Anyone with firsthand experience at this school can post or comment.
Monona County at a glance
View full county profilePopulation
8,557
Census ACS
Median income
$68,377
Household, ACS
Bachelor's+
20%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
7
1,210 students
Quick facts
Related schools
Other schools in Maple Valley-Anthon Oto Comm School District
- Mapleton Elementary SchoolElementary · 182 students
- MVAO Middle SchoolMiddle · 100 students
- Anthon ElementaryElementary · 64 students
Nearby schools
- Mapleton Elementary School0.0 mi · 182
- Charter Oak-Ute Elementary School12.1 mi · 117
- Charter Oak-Ute Junior High School12.1 mi · 49
- Anthon Elementary16.0 mi · 64
- MVAO Middle School16.0 mi · 100
- West Monona Elementary17.8 mi · 352
Frequently asked questions
About Maple Valley-Anthon Oto High SchoolHow large is Maple Valley-Anthon Oto High School?
Maple Valley-Anthon Oto High School enrolls approximately 256 students in grades 09-12.
Is Maple Valley-Anthon Oto High School an elementary, middle, or high school?
Maple Valley-Anthon Oto High School is a high school covering grades 09-12.
What is the student-teacher ratio at Maple Valley-Anthon Oto High School?
The student-to-teacher ratio at Maple Valley-Anthon Oto High School is approximately 11.4:1 (22 FTE teachers).
How diverse is Maple Valley-Anthon Oto High School?
Maple Valley-Anthon Oto High School reports a student body of 90% White, 7% Hispanic, 2% Black, 0% Two or more.
Is Maple Valley-Anthon Oto High School public or private?
Maple Valley-Anthon Oto High School is a public K-12 school, overseen by Maple Valley-Anthon Oto Comm School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.