Harlan (David W. ) Elementary School
Test scores
DeSSA + SBAC 2024-25 . % ProficientWhat this means: On the DeSSA + SBAC, Delaware's statewide test, about 25 of every 100 students at this school read and write at grade level and about 22 of 100 do math at grade level. Across all Delaware schools, those numbers are about 41 and 34. Reading and writing scores are up about 7 points since 2023, while math scores are up about 5 points.
7-year change
SY 2017-18 vs SY 2024-25About Harlan (David W. ) Elementary School
Harlan (David W. ) Elementary School is a low-enrollment primary school in Wilmington, Delaware, part of Brandywine School District. The school serves 322 students in grades K through 5. Enrollment runs roughly 30% leaner than the state mean of about 461.
Across the 16 schools in Brandywine School District (10,349 students total), Harlan (David W. ) Elementary School accounts for its share of the district's footprint.
On the student-mix side, Harlan (David W. ) Elementary School records that the largest single group is Black, at 77% of enrollment; the rest reads as 9% Hispanic, 7% White, 5% multiracial. The wider county runs roughly 26% Black, putting the school's mix meaningfully more Black than the area baseline.
On the resource side, The school reports having 34 full-time-equivalent teachers, for a student-teacher ratio near 9.5:1. That figure is tighter than the state norm's 13.9:1 average.
In the broader community, census data for New Castle County shows median household income runs about $91,166, roughly 40% of adults have completed at least a four-year degree, and roughly 7% of residents live below the federal poverty line. Across New Castle County's 129 public schools (combined enrollment of about 78,534 students), Harlan (David W. ) Elementary School is one campus in the mix.
duPont (Pierre S.) Middle School is the nearest neighboring public school, about 0.2 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius.
Harlan (David W. ) Elementary School operates from a metropolitan location.
Five-year trend. Over the past 7-year window, the student count decreased 6%: 341 students in 2018 compared to 322 in 2025. Black enrollment moved from 90% to 77% across the same window. The student-to-teacher ratio pulled in from 12.2:1 in 2018 to 9.5:1 today.
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New Castle County at a glance
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