Summary:
Zip code 80109 in Castle Rock, Colorado, is served by 7 schools spanning preschool through 12th grade within the Douglas County School District No. Re 1, a top-ranked district (6th out of 115 in Colorado) with approximately 5,763 students combined. The mix includes one high school (Castle View High School), one standalone middle school (Castle Rock Middle School), and five elementary-level schools, two of which serve PK–8 students (Aspen View Academy and Academy Charter School).
Academy Charter School stands out as the clear academic leader, posting 74.6% ELA and 69.2% Math CMAS proficiency—well above district averages of 63.8% and 57.2%—and earning an 87th percentile statewide rank, the highest in 80109. It also has the lowest chronic absenteeism (10.5%) and lowest free/reduced lunch rate (10.5%). Soaring Hawk Elementary School offers the strongest elementary ELA performance at 65.8% proficiency with the best student-teacher ratio (14.3:1) in the area. Castle View High School excels at graduating students (96.3% graduation rate) and posts 76% SAT Reading/Writing proficiency, but its SAT Math (39%) and science (23.8%) scores trail district averages. Castle Rock Middle School, which has the highest free/reduced lunch rate (25.91%), shows math proficiency at 41.4%—above the state average but well below the district's 57.2%.
Notably, PK–8 schools produce stronger middle-grade results than the standalone middle school: Academy Charter School (88.6% 8th-grade ELA) and Aspen View Academy (62.1%) both far exceed Castle Rock Middle School's 46.2%. Chronic absenteeism is low across the zip, ranging from 10.5% at Academy Charter School to 18.4% at Castle View High School. Every school beats state averages in ELA and math, but most fall short of district averages, and grade-level variations are significant—such as Clear Sky Elementary's strong 71.8% 6th-grade math versus its 42.4% 5th-grade math, and Aspen View Academy's dip to 31.3% in 6th-grade math. Academy Charter School has remained stable in the 84–87th percentile for three years, while Aspen View Academy has declined from the 75th to 62nd percentile.
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