The typical asking rate per listing is in the $20's per square foot per year. The Philadelphia Metropolitan Area submarket is seeing a a boost in rates. In the last 3 months, the median rate increased $26 per sqft per year.
In the last 90 days, 1426 listings have come on the market, so you'll want to check back regularly for new listings. About 58% of the listings in the Philadelphia Metropolitan Area are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 3,700 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this region are around 2 stories. Most buildings in this area were built in 1982 and are Class A.