Compared to the rest of the Philadelphia market, the West Philadelphia region has lower rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 22 listings have been posted online, which means office spaces most likley are going fast. You'll want to be prepared to make an offer immediately. About 68% of the listings in the West Philadelphia are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 25,120 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this region are around 4 floors. Most buildings in this market were built in 1978 and are Class B.