Compared to the rest of the Washington D.C. market, the Bull Run region has lower rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 37 listings have been made available, which means new availabilities most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. 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 3,000 sqft, there are still 0 office spaces below 2,000 sqft. Most properties in this area are around 2 stories. Most buildings in this area were built in 1988 and are Class B.