Added to Roster
Mark has been added to the Johnsburg 2015 football roster.Mark has been added to the Johnsburg 2015 football roster.Apps
MaxPrepsFollow your favorite high school teams and players
MP Stats for iPadStat keeping for basketball teams
Pro Photography
Watch
Video CenterSee top plays & highlights of the best high school sports
Live Streams & ReplaysGet access to live game streams and full replays for 8000+ schools
Content Contributors
Tickets
Mark Mercado
- Mark has been added to the Johnsburg 2015 football roster.
Added to Roster
Mark has been added to the Johnsburg 2013 football roster.
Mark Mercado's Bio
View Full Bio
Recent Football Games
Johnsburg High School 
© 2026 MaxPreps, Inc.
MaxPreps is a registered trademark of MaxPreps, Inc.