Most listings are in the $10's per square foot per year. The Gunbarrel submarket is experiencing a a boost in rates. In the last 3 months, the median rate went up $19 per sqft per year. That's a Inf% increase in rent.
In the last 90 days, 4 listings have been listed, which means leases most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 25% of the available leases in the Gunbarrel are subleases, so you might be able to snag a great spot on a short term. 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 11,000 sqft, there are still 0 new listings below 2,000 sqft.