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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
Enrollment
287
High
DISTRICT 343 · STATE 468
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
Grade 7
40
Grade 8
42
Grade 9
53
Grade 10
42
Grade 11
61
Grade 12
49
Student demographics
White
24886%
DISTRICT 87% · STATE 70%
Hispanic
155%
DISTRICT 7% · STATE 14%
Black
31%
DISTRICT 1% · STATE 7%
Asian
10%
DISTRICT 0% · STATE 2%
Two+
176%
DISTRICT 4% · STATE 5%
Pacific Islander
31%
DISTRICT 1% · STATE 1%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
13948%
Female
14852%

School pathway

Feeds from
Colfax-Mingo Elementary SchoolPK06
Based on grade levels within Colfax-Mingo Comm School District. Attendance zones can vary; confirm enrollment with the district.

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Test scores

ISASP 2024-25 . % Proficient
English 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.

Source: ISASP. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
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 →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
287
-43 (-13%) vs 2017
Student : Teacher
10.8:1
was 12.8:1
% White
86%
was 93%
% Hispanic
5%
was 3%
% Black
1%
was 1%
% Asian
0%
was 1%
Source: NCES Common Core of Data

About Colfax-Mingo Jr/Sr High School

Colfax-Mingo Jr/Sr High School is one of the low-enrollment 9-12 campuss in Colfax, Iowa, part of Colfax-Mingo Comm School District, with 287 students on its rolls from grades 7 through 12. Enrollment runs roughly 39% leaner than the state mean of about 468.

Within Colfax-Mingo Comm School District, which oversees 2 schools and 686 students, Colfax-Mingo Jr/Sr High School is one campus in the system.

Demographically, Colfax-Mingo Jr/Sr High School logs that 86% of students identify as White, making the school strongly White-majority. Other groups include 6% multiracial, 5% Hispanic.

On the resource side, The school reports having 27 full-time-equivalent teachers, for a student-teacher ratio near 10.8:1. That figure is tighter than the state norm's 17.3:1 average. Roughly 34% of students at Colfax-Mingo Jr/Sr High School qualify for free or reduced-price lunch, often used as a Title I proxy.

On a demographically-adjusted basis, Colfax-Mingo Jr/Sr High School sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 75.0%; this one delivers 68.5%.

Across the wider county, community-level numbers for Jasper County indicate median household income runs about $71,311, roughly 20% of adults have completed at least a four-year degree, and roughly 5% of residents live below the federal poverty line. In all, Jasper County runs 18 public schools (combined enrollment of about 5,668 students), of which Colfax-Mingo Jr/Sr High School is one.

Nearest neighbor: Colfax-Mingo Elementary School, around 0.8 miles off. 8 of the 8 nearest public schools sit inside a ten-mile radius, suggesting a relatively low-density school footprint. Among the 8 schools in that immediate cluster with test data (this one included), Colfax-Mingo Jr/Sr High School ranks 7th on composite proficiency, behind the local average of 75.0%.

Colfax-Mingo Jr/Sr High School operates from a low-density location.

Trend over the last 7 years. Over the past 7-year window, the student count contracted 13%: 330 students in 2018 compared to 287 in 2025. Over the same period, the White share decreased from 93% to 86%. Class-load math has narrowed: from 12.8:1 in 2018 to 10.8:1 in 2025.

On allk12, posts here usually surface around school events, parent volunteer needs, and clubs. Members of the school community can share what they know.

Jasper County at a glance

View full county profile
Population
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

School name
Colfax-Mingo Jr/Sr High School
District
Colfax-Mingo Comm School District
Address
204 N League Rd, Colfax, IA 50054
Phone
(515) 674-4111
County
Jasper County
Level
High
Grade range
07–12
Total enrollment
287
Teachers (FTE)
27
Student–teacher ratio
10.8:1
Free/Reduced lunch
97 (34%)
Locale
42-Rural: Distant
NCES ID
190000900386
Charter school
No
Virtual school
No

Related schools

Other schools in Colfax-Mingo Comm School District
Other schools in Colfax
Nearby schools

Frequently asked questions

About Colfax-Mingo Jr/Sr High School
What 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.
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