In the last 90 days, 92 listings have been made available, so you'll want to check back regularly for new listings. About 7% of the available space in the Center City are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,460 sqft. Most properties in this region are around 3 stories. Most buildings in this area were built in 1947 and are Class C.
Professional services is the dominant industry in this market. Most of the folk of Center City work from home. Commuting under 5 minutes a day is the norm for those who opt to reside in this part of town.