The typical asking rate per listing is in the $20's per square foot per year. The Northwest Philadelphia region is experiencing a a boost in rates. In the last 3 months, the median rate rose $28 per sqft per year.
Compared to the rest of the Philadelphia market, the Northwest Philadelphia region has smaller rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 14 listings have been listed, which means leases might be leasing quickly. You'll want to be prepared to make an offer immediately. About 71% of the listings in the Northwest Philadelphia 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 630 sqft. Most properties in this area are around 3 floors. Most buildings in this market were built in 1905 and are Class C.