Middle school · Antioch Unified School District
Black Diamond Middle
Black Diamond Middle serves grades 7–8 for 343 students in Antioch Unified School District.
It is the smallest of the 4 Antioch Unified School District middle schools in Antioch. Its 19.1 students per teacher compares with a median of 22.7 for those schools. Enrollment fell from 382 in 2019–20 to 343 in 2023–24. Its largest grade in 2023–24 was grade 8, with 175 students. 72% of students qualified for free or reduced-price lunch (210 free, 37 reduced-price). It ran a schoolwide Title I program in 2019–20. The closest park is Knoll Park (0.4 mi).
Black Diamond Middle by the numbers
Student–teacher ratio is not classroom size.
Students at Black Diamond Middle
Parks near Black Diamond Middle
Address, phone and official links
4730 Sterling Hill Dr., Antioch 94531
School website ↗Antioch Unified School District website ↗California School Dashboard report cards ↗NCES school record ↗Directions ↗
State school ID 6113104 (search it on California School Dashboard) · NCES ID 060285004440
Other middle schools in the district
Schools nearby
Source: NCES Common Core of Data 2019–20 to 2023–24, via the Urban Institute Education Data Portal; parks from OpenStreetMap. Contact the school or district to confirm enrollment boundaries, schedules and programs.