On average, listings lease in the $10's per square foot per year. The Richboro submarket is seeing a a rise in rates. In the last 3 months, the median rate rose $18 per sqft per year.
In the last 90 days, 1 listings have been posted online, which means spaces are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,030 sqft. Most properties in this region are around 2 stories. Most buildings in this market were built in 2002 and are Class B.