Longfellow Middle School's 2013 growth Academic Performance Index (API) is 829.
"The Academic Performance Index (API) is an annual measure of state academic performance and progress of schools in California. API scores range from 200 to 1,000, with a statewide target of 800. For detailed information about the API, see the CDE API webpage at www.cde.ca.gov/ta/ac/ap/."
The following are links to Longfellow's School Accountability Report Cards (SARCs) from the past four years, which are also found at Longfellow's webpage on the BUSD website: