On average, listings lease in the $10's per square foot per year. The Randolph County region is going through a a boost in rates. In the last 3 months, the median rate rose $17 per sqft per year.
In the last 90 days, 29 listings have come on the market, which means listings most likley are going fast. You'll want to be prepared to make an offer immediately. About 3% of the listings in the Randolph County are subleases, so you will probably have to consider a longer term lease. 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 950 sqft. Most buildings in this area are around 1 floors. Most buildings in this market were built in 1987 and are Class A.