Enrollment
206
High
DISTRICT 245 · STATE 468
SCHOOL COMMUNITY·EDGEWOOD-COLESBURG COMM SCHOOL DISTRICT·NCES 191050000670
Edgewood-Colesburg High School
403 W Union, Edgewood, IA 52042 · (563) 928-6412 · Clayton County
GRADES 07–12HIGH42-RURALREGULAR SCHOOL206 STUDENTS
B
allk12 Grade
Scored higher than 62% of Iowa public high schools
- BTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- BBeats 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
10.1:1
20 FTE teachers
DISTRICT 10.8:1 · STATE 17.3:1
Free / Reduced Lunch
33%
69 students
DISTRICT 36% · 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 | 42 | 20% |
| Grade 8 | 29 | 14% |
| Grade 9 | 36 | 17% |
| Grade 10 | 31 | 15% |
| Grade 11 | 37 | 18% |
| Grade 12 | 31 | 15% |
Student demographics
9%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 8% · 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
Based on grade levels within Edgewood-Colesburg Comm School District. Attendance zones can vary; confirm enrollment with the district.
QUIET COMMUNITY
Be the first to start a discussion at Edgewood-Colesburg High School.
START A DISCUSSIONTest scores
ISASP 2024-25 . % ProficientEnglish Language Arts
79.5%
IA avg 73.6% . +4.8pp since 2023
Math
80.1%
IA avg 70.9% . +7.8pp 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 80 of 100 do math at grade level. Across all Iowa schools, those numbers are about 74 and 71. Reading and writing scores are up about 5 points since 2023, while math scores are up about 8 points.
ISASP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 79.5% | 80.1% |
| 2023-24 | 74.7% | 72.3% |
% 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
75.6%
composite math + reading, all grades
Predicted
75.2%
based on IA schools with similar FRL share
Beats by
+0.4pp
above demographic expectation
What this means: About 76% 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 Edgewood-Colesburg High School
Edgewood-Colesburg High School's state test result (75.6% proficient) is higher than 2 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Edgewood-Colesburg High School this school | 206 | 33.5% | 75.6% |
| AHSTW High School Avoca | 205 | 32.7% | 79.7% |
| Coon Rapids-Bayard 6-12 Attendance Center Coon Rapids | 214 | 34.1% | 78.2% |
| Maquoketa Valley Senior High School Delhi | 206 | 32.0% | 82.7% |
| Tripoli Middle/Sr High School Tripoli | 170 | 34.1% | 72.7% |
| Dunkerton High School Dunkerton | 200 | 32.0% | 74.0% |
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 Edgewood-Colesburg High School ranks
Among high schools| Measure | This school | In Iowa |
|---|---|---|
| State test proficiency ranked highest first | 75.6% | #127 of 313 |
| Math proficiency ranked highest first | 80.1% | #53 of 314 ▲ 78 |
| Reading proficiency ranked highest first | 79.5% | #129 of 314 ▲ 73 |
| Enrollment ranked largest first | 206 | #249 of 340 |
| Students per teacher ranked fewest first | 10.1:1 | #4 of 259 |
| Diversity index ranked most diverse first | 9.3% | #251 of 260 |
| Free and reduced lunch ranked highest share first | 33.5% | #176 of 320 |
| Enrollment change since 2017-18 ranked steepest decline first | -13.1% | #41 of 125 |
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
206
-21 (-9%) vs 2020
-28% since 1990-91, when it was 286
Student : Teacher
10.1:1
was 11.9:1
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 | 206 | 20.4 | 10.1:1 | 33% (69) |
| 2023-24 | 198 | 21.3 | 9.3:1 | 33% (66) |
| 2022-23 | 207 | 19.5 | 10.6:1 | 33% (69) |
| 2020-21 | 227 | 19 | 11.9:1 | 37% (84) |
| 2017-18 | 237 | 19.3 | 12.3:1 | 38% (90) |
| 2015-16 | 240 | 22 | 10.9:1 | 38% (90) |
| 2010-11 | 285 | 21 | 13.6:1 | 37% (106) |
| 2000-01 | 295 | 21 | 14.1:1 | 22% (66) |
| 1990-91 | 286 | 24 | 11.9:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Edgewood-Colesburg High School.
Since 2017-18: students down 13% (237 to 206); teachers up 6% (19.3 to 20.4).
About Edgewood-Colesburg High School
Edgewood-Colesburg High School is a high school located in Edgewood, Iowa, in Clayton County. The school runs grades 7 through 12 and enrolls 206 students. By comparison, high schools in Iowa enroll about 468 students on average.
Edgewood-Colesburg High School is one of 2 schools in Edgewood-Colesburg Comm School District, which enrolls 490 students in total.
White students are 95% of those enrolled at Edgewood-Colesburg High School. Other reported shares: 3% Hispanic. That is in line with Clayton County, where about 95% of residents are White. A diversity index of 9% means there is a 9% chance two randomly chosen students at Edgewood-Colesburg High School are from different groups.
With 20.4 full-time-equivalent teachers, the student-to-teacher ratio is about 10.1:1. Statewide, high schools in Iowa average 17.3:1. Roughly 33% of students come from households that qualify for free or reduced-price lunch.
On the allk12 Grade, Edgewood-Colesburg High School lands at B, ahead of 62% of Iowa public high schools.
Based on its free or reduced-price lunch share, the BeatsExpectations model predicts an average proficiency rate across its state test results of 75.2% for Edgewood-Colesburg High School. The school posts 75.6%, within a point of the prediction.
In the wider Clayton County area, the median household earns about $67,242 a year, about 15% of adults have at least a bachelor's degree, and roughly 6% of residents are in poverty. Across Clayton County, 11 public schools serve about 3,625 students.
Edgewood-Colesburg Elementary School is about 10.6 miles away, making it the nearest public school. Ranked by average proficiency, Edgewood-Colesburg High School places 3rd out of 7 schools in its immediate area.
The school is in rural territory some distance from an urban area, according to its NCES locale (Rural: Distant).
Enrollment was 206 in 2024-25. In 2020-21, it was 227. Its ratio of students to teachers was 11.9:1 in 2020-21, and 10.1:1 in 2024-25.
This page collects posts and questions about Edgewood-Colesburg High School, such as fundraisers, report cards, and school supplies. Members of the school community can share what they know.
Clayton County at a glance
View full county profilePopulation
17,013
Census ACS
Median income
$67,242
Household, ACS
Bachelor's+
15%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
11
3,625 students
Quick facts
Related schools
Other schools in Edgewood-Colesburg Comm School District
- Edgewood-Colesburg Elementary SchoolElementary · 284 students
Nearby schools
- Edgewood-Colesburg Elementary School10.6 mi · 284
- West Delaware Middle School10.6 mi · 378
- Lambert Elementary School10.7 mi · 449
- West Delaware High School11.0 mi · 436
- Starmont Middle School12.7 mi · 113
- Starmont High School12.7 mi · 174
Frequently asked questions
About Edgewood-Colesburg High SchoolHow large is Edgewood-Colesburg High School?
Edgewood-Colesburg High School enrolls approximately 206 students in grades 07-12.
What grades does Edgewood-Colesburg High School serve?
Edgewood-Colesburg High School serves grades 07-12.
How many teachers does Edgewood-Colesburg High School have?
Edgewood-Colesburg High School employs 20 FTE teachers, for a student-to-teacher ratio of 10.1:1.
What is the racial breakdown of students at Edgewood-Colesburg High School?
At Edgewood-Colesburg High School, the student body is approximately 95% White, 3% Hispanic, 1% Two or more.
Is Edgewood-Colesburg High School public or private?
Edgewood-Colesburg High School is a public K-12 school, overseen by Edgewood-Colesburg Comm School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.