Estimate your chances of admission by examining their matrix. Line up your GPA and SAT score to see if you are admissable to University Park or if you will be put off to another (smaller) campus. 60% of Penn State students begin elsewhere but transfer to University Park after a year.
Nara K '09 and Rachel B '08 are at Penn State and love it!
Info on Penn State admissions: http://admissions.psu.edu/
Here's a listing of all campuses: http://www.psu.edu/academics/campuses
Here's another listing with a sentence about each campus: http://admissions.psu.edu/pennstate/campuses/
links verified 4/2013