On average, listings lease in the $20's per square foot per year. The Holly Springs submarket is seeing a an increase in rates. In the last 3 months, the median rate went up $3 per sqft per year. That's a 11% increase in rent.
Compared to the rest of the The Triangle market, the Holly Springs region has smaller rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 4 listings have come on the market, which means spaces are probably leasing quickly. 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 1,130 sqft. Most buildings in this region were built in 2007 and are Class B.