On average, listings lease in the $20's per square foot per year. The Montgomery County submarket is going through a a rise in rates. In the last 3 months, the median rate went up $5 per sqft per year. That's a 33% rise in rent.
In the last 90 days, 137 listings have been made available, so you'll want to check back regularly for new listings. About 4% of the available space in the Montgomery County are subleases, so you will probably have to consider a longer term lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 2,830 sqft, there are still 0 listings below 2,000 sqft. Most buildings in this area are approximately 1 stories. Most buildings in this area were built in 1978 and are Class B.