The typical asking rate per listing is in the $20's per square foot per year. The Montgomery County submarket is going through a a boost in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 7% increase in rent.
In the last 90 days, 63 listings have been listed, so you'll want to check back regularly for new listings. About 162% of the available space in the Montgomery County are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 1,410 sqft. Most buildings in this area are approximately 1 floors. Most buildings in this area were built in 1982 and are Class B.