The typical asking rate per listing is in the $30's per square foot per year. The Blue Bell region is going through a a boost in rates. In the last 3 months, the median rate went up $33 per sqft per year.
In the last 90 days, 11 listings have come on the market, which means new availabilities might be going fast. You'll want to be prepared to make an offer immediately. About 109% of the listings in the Blue Bell are subleases, so you might be able to sign a shorter term by taking over a previous 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 25,940 sqft, there are still 0 leases below 2,000 sqft. Most buildings in this market are close to 3 floors. Most buildings in this area were built in 1984 and are Class B.