The typical asking rate per listing is in the $10's per square foot per year. The Gunbarrel submarket is going through a a boost in rates. In the last 3 months, the median rate went up $19 per sqft per year. That's a Inf% rise in rent.
In the last 90 days, 4 listings have been made available, which means leases are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 4,790 sqft, there are still 0 office spaces below 2,000 sqft.