On average, listings lease in the $20's per square foot per year. The Green Tree submarket is going through a an increase in rates. In the last 3 months, the median rate increased $26 per sqft per year.
In the last 90 days, 33 listings have been listed, which means spaces might be going fast. You'll want to be prepared to make an offer immediately. About 45% of the listings in the Green Tree are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 3,040 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this area are approximately 4 floors. Most buildings in this area were built in 1983 and are Class A.