David Blackburn
Class Year
2008
info
TE / 6-3 / 250
nil value
undisclosedhigh school
De La Salle Collegiate
hometown
Warren, MI
High School (2008)
The On3 Industry Ranking is a proprietary algorithm that compiles ratings and rankings from all four primary recruiting media services. The On3 Industry Ranking is the industry's most advanced, complete and unbiased rating and ranking measurement.
The On3 Industry Ranking weights the primary recruiting media services based on past performance data and overall scouting and recruiting coverage investment. The algorithm is weighted as follows: On3 (35%), 247Sports (35%), Rivals.com (20%), and ESPN (10%).