Real estate agents use them to tout the desirability of neighborhoods. Parents monitor them to choose schools. Principals live and die by them. But Academic Performance Index scores, the cornerstone ...

For more than a decade, the Academic Performance Index has defined the public’s perception of a school. Parents relied on the three-digit number, tied exclusively to scores on standardized tests, to ...

This year’s results of the Academic Performance Index, often pointed to as a critical benchmark for California schools, dropped slightly, while separate results showed more students passing the ...

Adelante Charter School achieved the greatest academic performance index (API) gain of any school among the Santa Barbara Unified district’s elementary schools, with an increase of 37 points from 2011 ...

San Bernardino County schools continued more than a decade of improvement on standardized test scores, including setting a new high for schools above a key state benchmark, state officials announced ...