On average, listings lease in the $0's per square foot per year. The Rockwall region is seeing a decline in rates. In the last 3 months, the median rate fell $30 per sqft per year. That's a 100% decline in rent.
In the last 90 days, 4 listings have come on the market, which means new availabilities most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. 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 230 sqft. Most properties in this region are close to 1 floors. Most buildings in this region were built in 2006 and are Class B.