Enrollment
378
Middle
DISTRICT 421 · STATE 400
SCHOOL COMMUNITY·WEST DELAWARE COUNTY COMM SCHOOL DISTRICT·NCES 193090001787
West Delaware Middle School
1101 Doctor St, Manchester, IA 52057 · (563) 927-3515 · Delaware County
GRADES 05–08MIDDLE32-TOWNREGULAR SCHOOL378 STUDENTS
A
allk12 Grade
Scored higher than 87% of Iowa public middle schools
- A-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- A-Beats 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
12.2:1
31 FTE teachers
DISTRICT 12.8:1 · STATE 15.2:1
Free / Reduced Lunch
34%
129 students
DISTRICT 36% · 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 5 | 80 | 21% |
| Grade 6 | 88 | 23% |
| Grade 7 | 98 | 26% |
| Grade 8 | 112 | 30% |
Student demographics
13%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 19% · 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
West Delaware Middle School→West Delaware High School
Feeds from
Based on grade levels within West Delaware County Comm School District. Attendance zones can vary; confirm enrollment with the district.
Test scores
ISASP 2024-25 . % ProficientEnglish Language Arts
88.4%
IA avg 73.6% . +2.2pp since 2023
Math
83.8%
IA avg 70.9% . +2.1pp since 2023
What this means: On the ISASP, Iowa's statewide test, about 88 of every 100 students at this school read and write at grade level and about 84 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 2 points since 2023, while math scores are up about 2 points.
ISASP results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 88.4% | 83.8% |
| 2023-24 | 86.2% | 81.7% |
% 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
83.1%
composite math + reading, all grades
Predicted
74.9%
based on IA schools with similar FRL share
Beats by
+8.2pp
above demographic expectation
What this means: About 83% 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 West Delaware Middle School
West Delaware Middle School's state test result (83.1% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| West Delaware Middle School this school | 378 | 34.1% | 83.1% |
| Central DeWitt Intermediate School DeWitt | 311 | 33.1% | 77.6% |
| IKM-Manning Middle School Manning | 297 | 33.3% | 83.1% |
| Osage Middle School Osage | 289 | 35.6% | 78.1% |
| Anamosa Middle School Anamosa | 335 | 31.6% | 72.7% |
| Okoboji Middle School Milford | 339 | 31.6% | 77.5% |
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 West Delaware Middle School ranks
Among middle schools| Measure | This school | In Iowa |
|---|---|---|
| State test proficiency ranked highest first | 83.1% | #43 of 224 |
| Math proficiency ranked highest first | 83.8% | #46 of 224 ▲ 5 |
| Reading proficiency ranked highest first | 88.4% | #24 of 224 ▲ 21 |
| Enrollment ranked largest first | 378 | #111 of 246 |
| Students per teacher ranked fewest first | 12.2:1 | #15 of 180 |
| Diversity index ranked most diverse first | 13.1% | #166 of 180 |
| Free and reduced lunch ranked highest share first | 34.1% | #147 of 237 |
| Enrollment change since 2017-18 ranked steepest decline first | -15.1% | #39 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
378
-30 (-7%) vs 2020
-34% since 1990-91, when it was 571
Student : Teacher
12.2:1
was 13.6:1
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 | 378 | 31.1 | 12.2:1 | 34% (129) |
| 2023-24 | 372 | 30.9 | 12.1:1 | 35% (129) |
| 2022-23 | 377 | 30.8 | 12.2:1 | 37% (139) |
| 2020-21 | 408 | 30 | 13.6:1 | 35% (141) |
| 2017-18 | 445 | 32.8 | 13.6:1 | 33% (147) |
| 2015-16 | 465 | 31 | 15.0:1 | 34% (156) |
| 2010-11 | 474 | 30 | 15.8:1 | 30% (143) |
| 2000-01 | 580 | 41 | 14.2:1 | 25% (147) |
| 1990-91 | 571 | 36 | 15.9:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for West Delaware Middle School.
Since 2017-18: students down 15% (445 to 378); teachers down 5% (32.8 to 31.1).
About West Delaware Middle School
West Delaware Middle School is a public mid-sized middle school in Manchester, Iowa. It reported 378 students in grades 5 through 8 in 2024-25.
West Delaware County Comm School District has a total of 3 schools and 1,263 students, West Delaware Middle School among them.
West Delaware Middle School is 93% White by enrollment. The next largest groups are 3% Hispanic and 3% multiracial. That is in line with Delaware County, where about 94% of residents are White. Measured by the diversity index, the student body scores 13%.
Staffing at West Delaware Middle School comes to 31.1 full-time-equivalent teachers, or 12.2:1. The school's 12.2:1 compares with an average of 15.2:1 for middle schools in Iowa. On the income side, 34% of students qualify for free or reduced-price lunch. Public schools in Delaware County average a similar 35%.
On the allk12 Grade, West Delaware Middle School lands at A, ahead of 87% of Iowa public middle schools.
On the allk12 BeatsExpectations measure, West Delaware Middle School is 8.2 points above the average proficiency rate across its state test results predicted for its free or reduced-price lunch share: 83.1% actual, 74.9% predicted. That is outside both the top and bottom 10% in Iowa.
In Delaware County, where the school is located, the median household earns about $74,989 a year, roughly 23% of adults have a four-year degree or more, and the share of residents below the poverty line is 6%. Public schools in Delaware County number 10, with about 2,571 students.
West Delaware Middle School is less than a tenth of a mile from Lambert Elementary School, its nearest public school. There are 2 other public schools within five miles. West Delaware Middle School's average proficiency of 83.1% compares with 81.0% for its nearest scored neighbors.
West Delaware Middle School has an NCES locale of Town: Distant.
The 2020-21-to-2024-25 change in enrollment was a 7% drop, from 408 to 378. The student-to-teacher ratio dropped from 13.6:1 in 2020-21 to 12.2:1 in 2024-25.
West Delaware Middle School has a community page on allk12 for topics such as pickup and drop-off, after-school programs, and teacher feedback. You can also rate the school on this page.
Delaware County at a glance
View full county profilePopulation
17,558
Census ACS
Median income
$74,989
Household, ACS
Bachelor's+
23%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
10
2,571 students
Quick facts
Related schools
Other schools in West Delaware County Comm School District
- Lambert Elementary SchoolElementary · 449 students
- West Delaware High SchoolHigh · 436 students
Other schools in Manchester
- Lambert Elementary SchoolElementary · 449 students
- West Delaware High SchoolHigh · 436 students
Nearby schools
- Lambert Elementary School0.1 mi · 449
- West Delaware High School0.4 mi · 436
- Delhi Elementary School7.8 mi · 166
- Maquoketa Valley Middle School7.8 mi · 145
- Maquoketa Valley Senior High School7.8 mi · 206
- Earlville Elementary School8.9 mi · 91
Frequently asked questions
About West Delaware Middle SchoolHow large is West Delaware Middle School?
West Delaware Middle School enrolls approximately 378 students in grades 05-08.
Is West Delaware Middle School an elementary, middle, or high school?
West Delaware Middle School is a middle school covering grades 05-08.
How many teachers does West Delaware Middle School have?
West Delaware Middle School employs 31 FTE teachers, for a student-to-teacher ratio of 12.2:1.
What is the student diversity at West Delaware Middle School?
Student demographics at West Delaware Middle School are roughly 93% White, 3% Hispanic, 1% Black, 0% Asian, 3% Two or more.
Is West Delaware Middle School public or private?
West Delaware Middle School is a public K-12 school, overseen by West Delaware County Comm School District.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.