The educational attainment levels for the Forest Hills School District population ( 25 years old and over ) were 88.7 % high school graduates and 16.1 % college graduates .
By 2010 , the District 's population declined to 12,641 people .
The educational attainment levels for the District       population ( 25 years old and over ) were 88.7 % high school graduates and 16.1 % college graduates .
By 2010 , the District 's population declined to 12,641 people .