The typical asking rate per listing is in the $20's per square foot per year. The State College region is experiencing a a boost in rates. In the last 3 months, the median rate increased $21 per sqft per year.
In the last 90 days, 0 listings have been made available, which means spaces are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About Inf% of the listings in the State College are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,100 sqft. Most buildings in this region are approximately 3 floors.