Here are some links to sites that contain helpful information about school boundaries of attendance throughout the entire Sacramento/Placer region.
Area of Attendance for San Juan Unified School District (Sacramento Suburbs)
Area of Attendance for Elk Grove Unified School District
Area of Attendance for Rocklin Unified School District:
Area of Attendance for Eureka Union School District (Granite Bay)
Area of Attendance for Sacramento City Unified School District
Area of Attendance for Natomas Unified School District
Area of Attendance for Folsom Cordova Unified School District