About Pennsylvania State University, University Park. Pennsylvania State University, University Park in University Park, PA reports an overall acceptance rate of 57.6%, an early-round acceptance rate of 71.0%, an SAT middle 50% of 1210–1390, a class size of 8,614, and a yield of 19.0% based on the most recent Common Data Set filings. One of the largest universities in the US with massive alumni network. Strong engineering, business (Smeal), and meteorology programs. $1B+ annual research expenditure.