On average, listings lease in the $20's per square foot per year. The Greenville submarket is going through a a boost in rates. In the last 3 months, the median rate went up $5 per sqft per year. That's a 19% increase in rent.
In the last 90 days, 63 listings have been listed, so you'll want to check back regularly for new listings. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,450 sqft. Most buildings in this market are around 2 stories. Most buildings in this market were built in 1986 and are Class A.