The right-handed hitting McElroy hit .488 this year for Clear Creek (TX) High School and established the school's single-season stolen base record with 33.
With the announcement, the Cardinals have signed 34 of the 50 members of their 2011 draft class, with 32 of them active. Including first-rounder Kolten Wong, the organization has closed deals with 11 of their first 13 selections and 16 of 20. Second-rounder Charlie Tilson remains the biggest name unsigned.
To see signed and unsigned players by position and level – along with all 300 Cardinals system players – be sure to check out and bookmark the Roster Matrix at The Cardinal Nation Blog.
Brian Walton can be reached via email at email@example.com. Also catch his Cardinals commentary daily at The Cardinal Nation blog. Look for his weekly minor league column on Thursdays at FOXSportsMidwest.com. Follow Brian on Twitter.
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