In the last 90 days, 137 listings have been posted online, so you'll want to check back regularly for new listings. About 4% of the listings in the Montgomery County are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 2,400 sqft. Most buildings in this market are around 2 floors. Most buildings in this region were built in 1980 and are Class B.