Most listings are in the $20's per square foot per year. The Willow Grove submarket is seeing a a boost in rates. In the last 3 months, the median rate rose $28 per sqft per year. That's a Inf% increase in rent.
In the last 90 days, 5 listings have come on the market, which means office spaces might be going fast. You'll want to be prepared to make an offer immediately. 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 820 sqft. Most buildings in this region were built in 1987 and are Class A.