On average, listings lease in the $20's per square foot per year. The Concord submarket is going through a an increase in rates. In the last 3 months, the median rate rose $4 per sqft per year. That's a 19% rise in rent.
Compared to the rest of the Metrolina market, the Concord region has lower rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 5 listings have been listed, which means new availabilities 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 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 1,920 sqft. Most buildings in this region are around 1 floors. Most buildings in this area were built in 1999 and are Class A.