Summary:
ZIP code 60118 has two K–5 elementary schools, Sleepy Hollow Elementary School and Dundee Highlands Elementary School, both in CUSD 300. In 2025–2026, both schools’ all-grades English and math results were above Illinois rates, but scores varied by school and subject. The clearest overall difference is that Sleepy Hollow led in both subjects, especially math.
Sleepy Hollow had the stronger all-grades results, with 64% proficiency in ELA and 61% in math, compared with 57% and 50% at Dundee Highlands—gaps of 7 and 11 percentage points. Sleepy Hollow was 8 points above Illinois in ELA and 21 points above in math; Dundee was about level with the state in ELA and 10 points above it in math. Results differ by grade, however: Sleepy Hollow led by 15 points in third-grade math and 13 points in fourth-grade ELA, while Dundee was ahead by 2 points in fifth-grade ELA and 5 points in fifth-grade science.
Recent changes offer a notable exception to Sleepy Hollow’s overall lead: Dundee’s fifth-grade science proficiency climbed 18 points, from 35% to 53%, while Sleepy Hollow’s fell 2 points, from 51% to 48%. Dundee’s all-grades ELA rose 3 points, while its math fell 3; Sleepy Hollow’s ELA rose 1 point and its math was nearly unchanged. SchoolDigger’s rankings also declined over the three reported years: Sleepy Hollow went from the 80th to the 68th percentile, and Dundee from the 67th to the 54th. For context, their 2024–2025 student-teacher ratios were 13.9 and 14.6, and about 44% of students at each school were free/reduced lunch eligible that year.
Thank you for your feedback!