On average, listings lease in the $30's per square foot per year. The Philadelphia County submarket is experiencing a a boost in rates. In the last 3 months, the median rate increased $1 per sqft per year. That's a 4% increase in rent.
In the last 90 days, 149 listings have been made available, so you'll want to check back regularly for new listings. About 7% of the office spaces in the Philadelphia County are subleases, so you will probably have to consider a longer term lease. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 5,590 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this area are approximately 7 floors. Most buildings in this area were built in 1945 and are Class A.