Haddon Heights High School 0 By Matt Skoufalos on March 11, 2016 Loading Map.... Haddon Heights High SchoolFirst Avenue & Garden Street - Haddon HeightsEvents 39.8849625 -75.05021210000001 Address First Avenue & Garden Street Haddon Heights NJ 08035 Upcoming Events No events in this location Share. Twitter Facebook Google+ Pinterest LinkedIn Tumblr Email