On average, listings lease in the $20's per square foot per year. The Montgomery County region is experiencing a a rise in rates. In the last 3 months, the median rate rose $2 per sqft per year. That's a 8% rise in rent.
In the last 90 days, 13 listings have been listed, which means office 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,700 sqft. Most properties in this area are around 1 floors. Most buildings in this area were built in 1998 and are Class B.