Most listings are in the $20's per square foot per year. The North Philadelphia submarket is going through a decrease in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 2% decrease in rent.
Compared to the rest of the Philadelphia market, the North Philadelphia submarket has smaller rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 30 listings have been made available, which means leases are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. 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 5,000 sqft, there are still 0 listings below 2,000 sqft. Most properties in this area are around 4 stories. Most buildings in this region were built in 1938 and are Class B.