Enrollment
287
High
DISTRICT 343 · STATE 468
SCHOOL COMMUNITY·COLFAX-MINGO COMM SCHOOL DISTRICT·NCES 190000900386
Colfax-Mingo Jr/Sr High School
204 N League Rd, Colfax, IA 50054 · (515) 674-4111 · Jasper County
GRADES 07–12HIGH42-RURALREGULAR SCHOOL287 STUDENTS
C
allk12 Grade
Scored higher than 30% of Iowa public high schools
- CTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- CBeats 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
10.8:1
27 FTE teachers
DISTRICT 12.0:1 · STATE 17.3:1
Free / Reduced Lunch
34%
97 students
DISTRICT 38% · 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 | 40 | 14% |
| Grade 8 | 42 | 15% |
| Grade 9 | 53 | 18% |
| Grade 10 | 42 | 15% |
| Grade 11 | 61 | 21% |
| Grade 12 | 49 | 17% |
Student demographics
25%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 23% · 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 Colfax-Mingo Comm School District. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
Be the first to start a discussion at Colfax-Mingo Jr/Sr High School.
START A DISCUSSIONTest scores
ISASP 2024-25 . % ProficientEnglish Language Arts
73.9%
IA avg 73.6% . -4.0pp since 2023
Math
62.6%
IA avg 70.9% . -1.0pp since 2023
What this means: On the ISASP, Iowa's statewide test, about 74 of every 100 students at this school read and write at grade level and about 63 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 4 points since 2023, while math scores are down about 1 points.
ISASP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 73.9% | 62.6% |
| 2023-24 | 77.9% | 63.6% |
% 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
68.5%
composite math + reading, all grades
Predicted
75.0%
based on IA schools with similar FRL share
Beats by
-6.5pp
below demographic expectation
What this means: About 69% of students here test proficient in math and reading, compared with the roughly 75% 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 Colfax-Mingo Jr/Sr High School
Colfax-Mingo Jr/Sr High School's state test result (68.5% proficient) is higher than 0 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Colfax-Mingo Jr/Sr High School this school | 287 | 33.8% | 68.5% |
| Garner-Hayfield-Ventura High School Garner | 295 | 33.9% | 79.1% |
| Westwood High School Sloan | 275 | 36.0% | 76.4% |
| Brooklyn-Guernsey-Malcom Jr-Sr High School Brooklyn | 268 | 35.1% | 77.2% |
| East Marshall Senior High School Le Grand | 217 | 33.6% | 71.8% |
| Central Lee High School Donnellson | 353 | 33.7% | 81.0% |
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 Colfax-Mingo Jr/Sr High School ranks
Among high schools| Measure | This school | In Iowa | In Jasper County |
|---|---|---|---|
| State test proficiency ranked highest first | 68.5% | #209 of 313 | N/A |
| Math proficiency ranked highest first | 62.6% | #248 of 314 ▼ 24 | N/A |
| Reading proficiency ranked highest first | 73.9% | #216 of 314 ▼ 61 | N/A |
| Enrollment ranked largest first | 287 | #185 of 340 | #3 of 6 |
| Students per teacher ranked fewest first | 10.8:1 | #15 of 259 | N/A |
| Diversity index ranked most diverse first | 24.7% | #115 of 260 | N/A |
| Free and reduced lunch ranked highest share first | 33.8% | #173 of 320 | N/A |
| Enrollment change since 2017-18 ranked steepest decline first | -13.0% | #43 of 125 | N/A |
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
287
-52 (-15%) vs 2020
+19% since 1990-91, when it was 241
Student : Teacher
10.8:1
was 14.7:1
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 | 287 | 26.5 | 10.8:1 | 34% (97) |
| 2023-24 | 313 | 26 | 12.0:1 | 41% (129) |
| 2022-23 | 333 | 27.9 | 11.9:1 | 38% (126) |
| 2020-21 | 339 | 23 | 14.7:1 | 41% (140) |
| 2017-18 | 330 | 25.9 | 12.8:1 | 39% (130) |
| 2015-16 | 295 | 28 | 10.5:1 | 41% (120) |
| 2010-11 | 257 | 22 | 11.7:1 | 39% (99) |
| 2000-01 | 300 | 23 | 13.0:1 | 12% (37) |
| 1990-91 | 241 | 18 | 13.4:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Colfax-Mingo Jr/Sr High School.
Since 2017-18: students down 13% (330 to 287); teachers up 3% (25.9 to 26.5).
About Colfax-Mingo Jr/Sr High School
Colfax-Mingo Jr/Sr High School is a low-enrollment high school in Colfax-Mingo Comm School District, located in Colfax, Iowa. Enrollment is 287 students in 2024-25, and the school serves grades 7 through 12. The average for high schools in Iowa is about 468 students, so this school is 39% smaller than average.
Colfax-Mingo Comm School District is the local district for Colfax-Mingo Jr/Sr High School. It runs 2 schools with 686 students.
White students are the large majority at Colfax-Mingo Jr/Sr High School, with 86% of enrollment. The next largest groups are 6% multiracial and 5% Hispanic. The chance that two students picked at random at Colfax-Mingo Jr/Sr High School belong to different racial or ethnic groups, known as the diversity index, is 25%.
Staffing totals 26.5 full-time-equivalent teachers, and the student-to-teacher ratio is 10.8:1. For comparison, high schools in Iowa average 17.3:1. A measure often used for student poverty, free or reduced-price lunch eligibility, stands at 34%.
allk12 grades Colfax-Mingo Jr/Sr High School a C. The grade compares the school only with Iowa public high schools, because each state gives its own test.
A school with Colfax-Mingo Jr/Sr High School's lunch-eligibility share in Iowa is predicted to score 75.0%. Colfax-Mingo Jr/Sr High School scores 68.5%, 6.5 points below that line.
Census Bureau estimates for Jasper County show that median household income is about $71,311, roughly 20% of adults have a four-year degree or more, and about 5% of residents live below the federal poverty line. Colfax-Mingo Jr/Sr High School is one of 18 public schools in Jasper County, which together enroll about 5,668 students.
Colfax-Mingo Elementary School is the public school closest to Colfax-Mingo Jr/Sr High School, about 0.8 miles away. Inside a ten-mile radius, there are at least 8 other public schools. On average proficiency, Colfax-Mingo Jr/Sr High School is 7th of 8 nearby schools with test data.
By NCES locale, the school is Rural: Distant, or in rural territory some distance from an urban area.
Enrollment was 339 in 2020-21 and 287 in 2024-25, a decrease of 52 students. The student-to-teacher ratio fell from 14.7:1 in 2020-21 to 10.8:1 in 2024-25.
The discussion area below is open to posts about enrollment questions, class placement, and PTA news. Reviews and ratings from people who know the school are welcome.
Jasper County at a glance
View full county profilePopulation
37,954
Census ACS
Median income
$71,311
Household, ACS
Bachelor's+
20%
Adults 25+
Poverty rate
5%
Below federal line
Schools in county
18
5,668 students
Quick facts
Related schools
Other schools in Colfax-Mingo Comm School District
- Colfax-Mingo Elementary SchoolElementary · 399 students
Nearby schools
- Colfax-Mingo Elementary School0.8 mi · 399
- Prairie City Elementary School5.8 mi · 240
- PCM Middle School5.8 mi · 232
- Mitchellville Elementary6.9 mi · 255
- Thomas Jefferson Elementary School8.1 mi · 380
- WEST Academy Alternative School8.4 mi · 51
Frequently asked questions
About Colfax-Mingo Jr/Sr High SchoolWhat is the total enrollment at Colfax-Mingo Jr/Sr High School?
Colfax-Mingo Jr/Sr High School enrolls approximately 287 students in grades 07-12.
What age range does Colfax-Mingo Jr/Sr High School serve?
Colfax-Mingo Jr/Sr High School serves students from grade 07 through grade 12.
What is the student-teacher ratio at Colfax-Mingo Jr/Sr High School?
The student-to-teacher ratio at Colfax-Mingo Jr/Sr High School is approximately 10.8:1 (27 FTE teachers).
How diverse is Colfax-Mingo Jr/Sr High School?
Colfax-Mingo Jr/Sr High School reports a student body of 86% White, 5% Hispanic, 1% Black, 0% Asian, 6% Two or more.
Is Colfax-Mingo Jr/Sr High School public or private?
Colfax-Mingo Jr/Sr High School is a public K-12 school, overseen by Colfax-Mingo Comm School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.