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Lambert Elementary School
School pathway
Test scores
ISASP 2024-25 . % ProficientWhat this means: On the ISASP, Iowa's statewide test, about 68 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 down about 2 points since 2023, while math scores have held steady.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 75% 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%.
7-year change
SY 2017-18 vs SY 2024-25About Lambert Elementary School
Lambert Elementary School, a mid-sized elementary school in Manchester, Iowa, overseen by West Delaware County Comm School District, caters to 449 students, covering grades pre-K through 4. Enrollment runs roughly 38% above the state mean of about 325.
Within West Delaware County Comm School District, which oversees 3 schools and 1,263 students, Lambert Elementary School is one campus in the system.
In terms of who attends, Lambert Elementary School lists that the student body is overwhelmingly White (84%). Other groups include 6% Black, 5% multiracial, 4% Hispanic. The wider county runs roughly 94% White, putting the school's mix meaningfully less White than the area baseline.
Looking at school resources, Staff filings list 33 full-time-equivalent teachers, which works out to roughly 13.6:1 students per teacher. The state averages about 13.7:1, putting this campus right in line with peers. About 47% of enrolled students meet the income threshold for free or reduced-price lunch, often used as a Title I proxy. By comparison, Delaware County runs at roughly 35%, so the school's eligibility rate is somewhat above the surrounding baseline.
On a demographically-adjusted basis, Lambert Elementary School sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 68.2%; this one delivers 74.7%.
In the area at large, the surrounding county (Delaware County) logs that median household income runs about $74,989, 23% of adults hold a bachelor's degree or higher, and the poverty rate sits near 6%. Lambert Elementary School is one of 10 public schools in Delaware County (combined enrollment of about 2,571 students).
West Delaware Middle School is the nearest neighboring public school, about 0.1 miles from this campus. Counting just inside five miles, 2 other public schools cluster around Lambert Elementary School. Ranking that nearby cluster on reported proficiency puts Lambert Elementary School at 7th of 7; the average score across the group is 82.4%.
Geographically, the school is in a town-center area.
Trend over the last 7 years. Looking back 7 years, enrollment at Lambert Elementary School has contracted 10%, going from 501 students in 2018 to 449 in 2025. The White share of enrollment fell from 93% to 84% over that span.
Inside the community feed, the feed for Lambert Elementary School typically covers enrollment questions, classroom assignments, and PTA news. Members of the school community can share what they know.
Delaware County at a glance
View full county profileQuick facts
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