Community prompt from u/allk12. Replies below.
Dryden Elem School
Test scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)BeatsExpectations
Demographically-adjusted score · methodology7-year change
SY 2017-18 vs SY 2024-25About Dryden Elem School
Set in Arlington Heights, Illinois, Dryden Elem School is a middle-of-the-pack elementary school, operated by Arlington Heights SD 25. It teaches 521 students across grades K through 5. By comparison, Illinois's public schools average about 381 students each, so Dryden Elem School sits 37% above that benchmark.
Within Arlington Heights SD 25, which oversees 9 schools and 5,423 students, Dryden Elem School is one campus in the system.
On the student-mix side, Dryden Elem School reports that White students make up the majority at 79%. The remainder reads as 10% Hispanic, 9% Asian. That is meaningfully more White than the county at large, where the share is closer to 44%.
Looking at the economic backdrop, Staff filings list 40 full-time-equivalent teachers, which works out to roughly 13.2:1 students per teacher. That figure is tighter than the state norm's 13.9:1 average. An estimated 21% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. Set against Cook County (around 66%), the school's rate is south of typical.
Adjusting for the school's free-and-reduced-lunch share, Dryden Elem School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 59.3%, the actual is 68.0%, a residual of +8.7 points.
In the broader community, Cook County reports that the typical household earns roughly $83,498 per year, 43% of adults hold a bachelor's degree or higher, and the poverty rate sits near 10%. Dryden Elem School is one of 1406 public schools in Cook County (combined enrollment of about 697,934 students).
Nearest neighbor: Westbrook Early Learning Cntr, around 0.8 miles off. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts Dryden Elem School at 2nd of 6; the average score across the group is 55.0%.
Geographically, the school is in a bedroom-community area.
Over the past 7-year window. Looking back 7 years, enrollment at Dryden Elem School has rose 4%, going from 501 students in 2018 to 521 in 2025. The White share of enrollment decreased from 84% to 79% over that span. Class-load math has pulled in: from 15.4:1 in 2018 to 13.2:1 in 2025.
Inside the community feed, recent activity here tends to focus on enrollment questions, classroom assignments, and PTA news. The community welcomes input from current and former families.
Cook County at a glance
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