Enrollment
367
Middle
DISTRICT 332 · STATE 400
SCHOOL COMMUNITY·SIOUX CENTER COMM SCHOOL DISTRICT·NCES 192637001497
Sioux Center Middle School
550 9th St NE, Sioux Center, IA 51250 · (712) 722-3783 · Sioux County
GRADES 06–08MIDDLE33-TOWNTITLE IREGULAR SCHOOL367 STUDENTS
B+
allk12 Grade
Scored higher than 71% 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.
- ·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 middle schools
Student : Teacher
13.2:1
28 FTE teachers
DISTRICT 14.6:1 · STATE 15.2:1
Free / Reduced Lunch
47%
174 students
DISTRICT 46% · 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 | 130 | 35% |
| Grade 7 | 118 | 32% |
| Grade 8 | 119 | 32% |
Student demographics
54%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 54% · 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 Center Middle School→Sioux Center High School
Feeds from
Based on grade levels within Sioux Center 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% . -3.2pp since 2023
Math
69.4%
IA avg 70.9% . -7.9pp 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 69 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 8 points.
ISASP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 78.9% | 69.4% |
| 2023-24 | 82.1% | 77.3% |
% 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
77.2%
composite math + reading, all grades
Predicted
68.2%
based on IA schools with similar FRL share
Beats by
+8.9pp
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 Center Middle School
Sioux Center Middle School's state test result (77.2% proficient) is higher than 5 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Sioux Center Middle School this school | 367 | 47.4% | 77.2% |
| Hampton-Dumont Middle School Hampton | 363 | 56.2% | 67.3% |
| Susan Clark Junior High Muscatine | 544 | 49.4% | 69.3% |
| Clarke Community Middle School Osceola | 289 | 57.4% | 63.1% |
| Estherville Lincoln Central Middle School Estherville | 308 | 55.8% | 67.0% |
| Perry Middle School Perry | 370 | 57.3% | 72.3% |
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 Center Middle School ranks
Among middle schools| Measure | This school | In Iowa |
|---|---|---|
| State test proficiency ranked highest first | 77.2% | #100 of 224 |
| Math proficiency ranked highest first | 69.4% | #165 of 224 ▼ 71 |
| Reading proficiency ranked highest first | 78.9% | #111 of 224 ▼ 26 |
| Enrollment ranked largest first | 367 | #114 of 246 |
| Students per teacher ranked fewest first | 13.2:1 | #43 of 180 |
| Diversity index ranked most diverse first | 54.5% | #42 of 180 |
| Free and reduced lunch ranked highest share first | 47.4% | #80 of 237 |
| Enrollment change since 2017-18 ranked steepest decline first | -7.8% | #75 of 103 |
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
367
-81 (-18%) vs 2020
+137% since 1990-91, when it was 155
Student : Teacher
13.2:1
was 14.9:1
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 | 367 | 27.9 | 13.2:1 | 47% (174) |
| 2023-24 | 351 | 25.8 | 13.6:1 | 44% (156) |
| 2022-23 | 350 | 25 | 14.0:1 | 45% (156) |
| 2020-21 | 448 | 30 | 14.9:1 | 38% (168) |
| 2017-18 | 398 | 27.3 | 14.6:1 | 41% (165) |
| 2015-16 | 341 | 24 | 14.2:1 | 40% (135) |
| 2010-11 | 299 | 19 | 15.7:1 | 32% (95) |
| 2000-01 | 292 | 19 | 15.4:1 | 22% (65) |
| 1990-91 | 155 | 9 | 17.2:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Sioux Center Middle School.
Since 2017-18: students down 8% (398 to 367); teachers up 2% (27.3 to 27.9).
About Sioux Center Middle School
Sioux Center Middle School is a mid-sized middle school in Iowa, with an address in Sioux Center. The school runs grades 6 through 8 and enrolls 367 students.
Sioux Center Comm School District is the district for Sioux Center Middle School. It has 5 schools and 1,659 students.
More than half of the students at Sioux Center Middle School are White (52%). Next come 43% Hispanic, 2% Black, and 2% multiracial. That compares with about 85% White among all Sioux County residents. The diversity index for Sioux Center Middle School is 54%. For US public schools as a whole it is 70%.
Sioux Center Middle School has a student-to-teacher ratio of 13.2:1, with 27.9 full-time-equivalent teachers. Compared with the 15.2:1 average for middle schools in Iowa, this school's ratio is lower. The school has 47% of students eligible for free or reduced-price lunch. The average for public schools in Sioux County is similar, at 45%.
On the allk12 Grade, Sioux Center Middle School lands at B+, ahead of 71% of Iowa public middle schools.
BeatsExpectations compares each school's average proficiency rate across its state test results with a prediction based on free or reduced-price lunch eligibility. For Sioux Center Middle School, the prediction is 68.2% and the result is 77.2%.
Five-year Census Bureau estimates for Sioux County show that median household income comes to about $86,098, roughly 31% of adults have a four-year degree or more, and about 4% of residents live below the federal poverty line. Sioux County counts 19 public schools with about 5,321 students.
A public school less than a tenth of a mile away, Sioux Center Intermediate School, is the closest to Sioux Center Middle School. Inside a five-mile radius, there are 4 other public schools. Sioux Center Middle School comes in 5th of 8 nearby schools on average proficiency.
The school's locale code, Town: Remote, means it is in a town far from an urbanized area.
The 2020-21-to-2024-25 change in enrollment was an 18% decline, from 448 to 367. The student-to-teacher ratio went down from 14.9:1 to 13.2:1.
This community page is for conversations about fundraisers, report cards, and school supplies. You can also rate the school on this page.
Sioux County at a glance
View full county profilePopulation
36,212
Census ACS
Median income
$86,098
Household, ACS
Bachelor's+
31%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
19
5,321 students
Quick facts
Related schools
Other schools in Sioux Center Comm School District
- Sioux Center High SchoolHigh · 518 students
- Kinsey Elementary SchoolElementary · 483 students
- Sioux Center Intermediate SchoolElementary · 242 students
- Sioux Center PreschoolElementary · 49 students
Other schools in Sioux Center
- Sioux Center High SchoolHigh · 518 students
- Kinsey Elementary SchoolElementary · 483 students
- Sioux Center Intermediate SchoolElementary · 242 students
- Sioux Center PreschoolElementary · 49 students
Nearby schools
- Sioux Center Intermediate School0.1 mi · 242
- Sioux Center Preschool0.1 mi · 49
- Sioux Center High School0.4 mi · 518
- Kinsey Elementary School1.3 mi · 483
- Boyden-Hull High School7.2 mi · 253
- MOC-Floyd Valley High School8.5 mi · 486
Frequently asked questions
About Sioux Center Middle SchoolHow large is Sioux Center Middle School?
Sioux Center Middle School enrolls approximately 367 students in grades 06-08.
What grades does Sioux Center Middle School serve?
Sioux Center Middle School serves grades 06-08.
How many students per teacher at Sioux Center Middle School?
Approximately 13.2:1 students per teacher at Sioux Center Middle School.
How diverse is Sioux Center Middle School?
Sioux Center Middle School reports a student body of 52% White, 43% Hispanic, 2% Black, 0% Asian, 2% Two or more.
Who oversees Sioux Center Middle School?
Sioux Center Middle School is overseen by Sioux Center Comm School District in Sioux County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.