Most listings are in the $20's per square foot per year. The Northern Liberties - Fishtown region is seeing a a rise in rates. In the last 3 months, the median rate increased $22 per sqft per year.
Compared to the rest of the Philadelphia market, the Northern Liberties - Fishtown region has smaller rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 2 listings have been posted online, which means listings 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 3,150 sqft, there are still 0 leases below 2,000 sqft. Most buildings in this market are approximately 4 stories. Most buildings in this area were built in 1950 and are Class B.