Compared to the rest of the Greater Baltimore market, the Carroll County submarket has lower rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 25 listings have come on the market, which means new availabilities most likley are going fast. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,260 sqft. Most properties in this area are around 2 stories. Most buildings in this region were built in 1994 and are Class B.