On average, listings lease in the $30's per square foot per year. The University of Virginia submarket is going through a a rise in rates. In the last 3 months, the median rate went up $4 per sqft per year. That's a 15% rise in rent.
In the last 90 days, 2 listings have been posted online, which means new listings might be going fast. You'll want to be prepared to make an offer immediately. 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 2,270 sqft. Most properties in this area are close to 2 floors.