The typical asking rate per listing is in the $20's per square foot per year. The Holly Springs submarket is going through a a boost in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 11% increase in rent.
Compared to the rest of the The Triangle market, the Holly Springs submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 7 listings have been posted online, which means spaces 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,750 sqft. Most buildings in this market were built in 2007 and are Class B.