Closing in the walls at the spacious new Multi-purpose Building @ Sierra Vista K – 8 for Vacaville Unified School District. As part of Measure A, Sierra Vista is undergoing a 3-increment transformation that will allow the campus to re-open for the 2018-2019 school year as the only K-8 campus in the District. The new facilities will support the campus-wide AVID (Advancement Via Individual Determination) college readiness program, which has a proven track record of bringing out the best in students.