<p>Depends on the school. For example, [Arizona</a> State University Admissions Information - CollegeData College Profile](<a href=“http://www.collegedata.com/cs/data/college/college_pg02_tmpl.jhtml?schoolId=1096]Arizona”>http://www.collegedata.com/cs/data/college/college_pg02_tmpl.jhtml?schoolId=1096) says that Arizona State University does not consider extracurriculars.</p>
<p>On the other hand, if you are aiming for super-selective schools which have more near-maximum-academic-credential applicants than they will admit, extracurriculars become more important in distinguishing between them.</p>