Most listings are in the $10's per square foot per year. The Center City region is experiencing a a rise in rates. In the last 3 months, the median rate went up $20 per sqft per year.
In the last 90 days, 94 listings have come on the market, so you'll want to check back regularly for new listings. About 32% of the available leases in the Center City 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 posted, so finding a space for a small business might be tough.
Even though the median size is 7,000 sqft, there are still 0 leases below 2,000 sqft. Most properties in this region are approximately 2 floors. Most buildings in this region 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.