Enrollment
155
Middle
DISTRICT 213 · STATE 400
SCHOOL COMMUNITY·SIOUX CENTRAL COMM SCHOOL DISTRICT·NCES 190002300835
Sioux Central Middle School
4440 U.S. Hwy 71, Sioux Rapids, IA 50585 · (712) 283-2571 · Buena Vista County
GRADES 06–08MIDDLE43-RURALTITLE IREGULAR SCHOOL155 STUDENTS
B+
allk12 Grade
Scored higher than 70% of Iowa public middle schools
- BTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- ABeats 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 middle schools
Student : Teacher
23.2:1
7 FTE teachers
DISTRICT 15.2:1 · STATE 15.2:1
Free / Reduced Lunch
48%
75 students
DISTRICT 47% · STATE 41%
Community
0
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Grade 6 | 40 | 26% |
| Grade 7 | 61 | 39% |
| Grade 8 | 54 | 35% |
Student demographics
42%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 37% · 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
Students here typically continue to
Sioux Central Middle School→Sioux Central High School
Feeds from
Based on grade levels within Sioux Central Comm School District. Attendance zones can vary; confirm enrollment with the district.
Test scores
ISASP 2024-25 . % ProficientEnglish Language Arts
78.9%
IA avg 73.6% . -2.5pp since 2023
Math
73.9%
IA avg 70.9% . -1.5pp 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 74 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 3 points since 2023, while math scores are down about 2 points.
ISASP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 78.9% | 73.9% |
| 2023-24 | 81.4% | 75.4% |
% 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
77.1%
composite math + reading, all grades
Predicted
67.7%
based on IA schools with similar FRL share
Beats by
+9.3pp
above demographic expectation
What this means: About 77% of students here test proficient in math and reading, compared with the roughly 68% 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 Sioux Central Middle School
Sioux Central Middle School's state test result (77.1% proficient) is higher than 3 of the 4 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Sioux Central Middle School this school | 155 | 48.4% | 77.1% |
| Hartley-Melvin-Sanborn Middle School Sanborn | 165 | 50.3% | 75.7% |
| Schaller-Crestland Ridge View Middle School Early | 126 | 42.1% | 79.0% |
| Newell-Fonda Middle School Newell | 124 | 41.9% | 73.4% |
| AGWSR Middle School Wellsburg | 131 | 48.1% | N/A |
| Galva-Holstein Upper Elementary Galva | 105 | 43.8% | 75.7% |
Matched among Iowa middle 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 Sioux Central Middle School ranks
Among middle schools| Measure | This school | In Iowa |
|---|---|---|
| State test proficiency ranked highest first | 77.1% | #101 of 224 |
| Math proficiency ranked highest first | 73.9% | #125 of 224 ▼ 13 |
| Reading proficiency ranked highest first | 78.9% | #110 of 224 ▼ 16 |
| Enrollment ranked largest first | 155 | #201 of 246 |
| Free and reduced lunch ranked highest share first | 48.4% | #76 of 237 |
Ranked against other public middle 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
155
+22 (+17%) vs 2020
+6% since 2010-11, when it was 146
Student : Teacher
23.2:1
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 | 155 | 6.7 | 23.2:1 | 48% (75) |
| 2023-24 | 145 | 6.8 | 21.3:1 | 23% (34) |
| 2022-23 | 141 | 6.9 | 20.4:1 | 25% (35) |
| 2020-21 | 133 | 8 | 16.6:1 | 38% (51) |
| 2017-18 | 126 | 4.1 | 30.7:1 | 33% (41) |
| 2015-16 | 114 | 6 | 19.0:1 | 47% (54) |
| 2010-11 | 146 | 8 | 18.3:1 | 41% (60) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Sioux Central Middle School.
Since 2017-18: students up 23% (126 to 155); teachers up 63% (4.1 to 6.7).
About Sioux Central Middle School
Sioux Central Middle School is the name of a small middle-grades school in Sioux Rapids, Iowa. Students in grades 6 through 8 attend, and enrollment is 155 students. The school's enrollment is 61% smaller than the 400 average for middle schools in Iowa.
Enrollment across the 3 schools in Sioux Central Comm School District totals 639 students.
By race and ethnicity, Sioux Central Middle School is 74% White. It is also 15% Hispanic, 5% multiracial, 3% Black, and 3% Pacific Islander. For comparison, the population of Buena Vista County is roughly 60% White. Sioux Central Middle School has a diversity index of 42%, compared with 70% for all US public school students.
The school's student-to-teacher ratio is about 23.2:1, with 6.7 full-time-equivalent teachers. Among middle schools in Iowa, the typical ratio is 15.2:1. Lunch subsidy eligibility at Sioux Central Middle School is 48%. On average, public schools in Buena Vista County report 60%.
The allk12 Grade for Sioux Central Middle School is B+. Compared with Iowa public middle schools, the school scored higher than 70% on a mix of test scores, poverty-adjusted results, and recent trend.
BeatsExpectations compares each school's average proficiency rate on state tests with a prediction based on free or reduced-price lunch eligibility. For Sioux Central Middle School, the prediction is 67.7% and the result is 77.1%.
Across Buena Vista County, median household income is about $71,719, a bachelor's degree or higher is held by about 22% of adults, and the poverty rate is about 5%. The public schools of Buena Vista County number 15 and enroll about 4,691.
The closest public school, Sioux Central Elementary School, is less than a tenth of a mile from Sioux Central Middle School. Within five miles are 2 other public schools. Compared with its nearest neighbors, Sioux Central Middle School ranks 1st of 6 on average proficiency.
Its location is classified as Rural: Remote by the National Center for Education Statistics.
Between 2020-21 and 2024-25, the student count grew from 133 to 155. Students per teacher rose from 16.6 in 2020-21 to 23.2 in 2024-25.
The allk12 site hosts a discussion page for Sioux Central Middle School covering things like school events, clubs, and volunteer needs. Reviews and ratings from people who know the school are welcome.
Buena Vista County at a glance
View full county profilePopulation
20,753
Census ACS
Median income
$71,719
Household, ACS
Bachelor's+
22%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
15
4,691 students
Quick facts
Related schools
Other schools in Sioux Central Comm School District
- Sioux Central High SchoolHigh · 255 students
- Sioux Central Elementary SchoolElementary · 229 students
Other schools in Sioux Rapids
- Sioux Central High SchoolHigh · 255 students
- Sioux Central Elementary SchoolElementary · 229 students
Nearby schools
- Sioux Central Elementary School0.0 mi · 229
- Sioux Central High School0.0 mi · 255
- Albert City-Truesdale Elementary School11.9 mi · 100
- Clay Central-Everly Elementary14.7 mi · 53
- Laurens-Marathon Elementary School15.2 mi · 147
- Storm Lake Early Elementary School15.7 mi · 437
Frequently asked questions
About Sioux Central Middle SchoolHow many students attend Sioux Central Middle School?
Sioux Central Middle School enrolls approximately 155 students in grades 06-08.
What grades does Sioux Central Middle School serve?
Sioux Central Middle School serves grades 06-08.
What is the student-teacher ratio at Sioux Central Middle School?
The student-to-teacher ratio at Sioux Central Middle School is approximately 23.2:1 (7 FTE teachers).
What is the racial breakdown of students at Sioux Central Middle School?
At Sioux Central Middle School, the student body is approximately 74% White, 15% Hispanic, 3% Black, 1% Asian, 5% Two or more.
Who oversees Sioux Central Middle School?
Sioux Central Middle School is overseen by Sioux Central Comm School District in Buena Vista County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.