Summary:
Zip code 19940 in Delmar, Delaware, is served by a single middle school, Delmar Middle School, which enrolls 732 students in grades 5 through 8 as part of the Delmar School District.
Delmar Middle School has shown meaningful improvement in its state ranking, jumping from 33rd place in 2023-2024 to 27th in 2024-2025, and holding steady at 28th in 2025-2026—now sitting just above the median for Delaware middle schools. The school's strongest academic area is 6th grade English Language Arts, where 41.08% of students are proficient, slightly exceeding the state average. Seventh grade social studies is another bright spot, with 61.5% proficiency, also above the state mark. However, mathematics remains a persistent challenge across all grade levels, with 5th grade math proficiency at just 23.47%—a full 11.4 points below the state average. Science is the most concerning subject, particularly in 8th grade, where only 11.76% of students are proficient compared to the state's 16.36%. There is also a dramatic drop in social studies between 7th and 8th grade, with proficiency falling from 61.5% to 28.42%, a 33-point decline that suggests a possible curriculum or testing shift.
On a positive note, chronic absenteeism at Delmar Middle School is 15.6%, which is better than both the district rate of 22.0% and the state average of 17.1%, indicating strong student attendance. The school operates with a relatively high student-to-teacher ratio of 19.7:1, and per-student spending was $9,600 in 2018-2019, the most recent data available. Interestingly, the Delmar School District ranks in the top quartile of Delaware districts (4 stars), suggesting that other schools in the district may be outperforming the middle school. For parents, this school offers a stable, improving environment with notable strengths in 6th grade literacy and 7th grade social studies, but families should be aware of the ongoing struggles in math and science, particularly at the 8th grade level.
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