Help me see how I fair with my reach schools: UPenn, UChicago, Northwestern, Darthmouth, Stanford

<p>Hey guys, tha nks for thanking the time to help me see how I fair. I just wanted to know about my reach schools in specifically. I am currently a Junior/ rising senior.
My cumulative unweighted GPA is 3.9, while my weighted is 4.5.
My Junior year I took 6 AP's: Bio,psych, US history, Lang, Physics B, Calc BC
My sophmore year I took 3 AP's: Calc AB, Chemistry, World history
My senior year will be 4 AP's: Gov/Econ, Stats, Euro, Literature,
For ec: I did 7 years of my city's Youth Orchestra, 3 of which were at the highest level, and 2 years as an Assistant principal.
I've been a volunteer leader at a organization for disabled kids for over 4 years now. I received the Gold Presidential volunteer award in my sophomore year.
I was president of my school's DECA and MUN club and ran an independent volunteer club for a children's hospital
I was president of chapter for an organization that has high school students teach kids orchestral instruments.
I also ran a local clothing "business" that is currently pending c503 for non-profit
Didn't get to play any sports because of tinea versicolor :(
I have an internship with a marine biology facility and later this year one with a hospital.
Not sure if these even matter but I did Speech and debate for two years. I also did quizbowl for 1 year but I left to take on my school's DECA.
My SAT score is a 2250 (I will retake it one more time to see if I can break 2300) and my ACT is a 35
I took 2 sat 2's: Math 800 and Bio 750</p>

<p>I'm looking towards in some major in business or biology. </p>

<p>Obviously letter of recs and essays are super important so we can never really know, but as of now, how do I look? Thank you</p>

<p>Stanford: high reach
Chicago, Penn: mid-reach
NW, Dart: low reach</p>