The St. Vrain Valley School District is the local school district for Longmont, Colorado, United States, and several nearby communities. It is the eighth largest district in the state.SchoolsStand-alone preschools Spark! Discovery PreschoolElementary schoolsRef:Middle schools Altona Middle School Coal Ridge Middle School Erie Middle School Longs Peak Middle School Lyons Middle/Senior High School Mead Middle School Sunset Middle School Trail Ridge Middle School Westview Middle SchoolK-8 schools Thunder Valley K-8 Timberline PK-8High schools Erie High School Frederick High School Longmont High School Lyons Middle/Senior High School Mead High School Niwot High School Silver Creek High School Skyline High SchoolCharter schools Aspen Ridge Preparatory School (K–7) Carbon Valley Academy (K–8, expanding to K–12) Flagstaff Academy (K–8) Imagine Charter School at Firestone (K–8) St Vrain Community Montessori School (pre K–8) Twin Peaks Charter Academy (K–12)