The typical asking rate per listing is in the $10's per square foot per year. The Campbell County region is going through a a rise in rates. In the last 3 months, the median rate went up $18 per sqft per year. That's a Inf% rise in rent.
In the last 90 days, 16 listings have come on the market, which means office spaces are probably leasing quickly. You'll want to be prepared to make an offer immediately. About 6% of the available space in the Campbell County are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 2,000 sqft. Most properties in this region are approximately 2 stories. Most buildings in this area were built in 1989 and are Class B.