The typical asking rate per listing is in the $30's per square foot per year. The Towson region is seeing a an increase in rates. In the last 3 months, the median rate increased $5 per sqft per year. That's a 21% increase in rent.
Compared to the rest of the Greater Baltimore market, the Towson submarket has greater rates, and you'll have to negotiate above asking rent to be in this hot submarket.
In the last 90 days, 25 listings have been posted online, which means office spaces most likley are leasing quickly. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,390 sqft. Most buildings in this region are close to 5 floors. Most buildings in this area were built in 1977 and are Class B.