Most listings are in the $0's per square foot per year. The Plymouth Meeting submarket is experiencing a decline in rates. In the last 3 months, the median rate fell $35 per sqft per year. That's a 100% decrease in rent.
In the last 90 days, 4 listings have come on the market, which means listings most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 25% of the office spaces in the Plymouth Meeting 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 posted, so finding a space for a small business might be tough.
Even though the median size is 5,730 sqft, there are still 0 leases below 2,000 sqft. Most buildings in this region are close to 3 stories. Most buildings in this area were built in 1983 and are Class A.