transfer after 1 year or 2 years?

<p>i am going to attend ohio state university this fall as an economics major and I plan on applying as atransfer to Georgetown, NYU, and Northwestern. Should I apply after my freshman year or sophomore year? What college gpa should I aim for?
my h.s. stats were average, 3.4 gpa 28 act, would these hurt my app if I apply afte fresh yr?</p>