Most listings are in the $40's per square foot per year. The Carrollwood submarket is experiencing a an increase in rates. In the last 3 months, the median rate increased $22 per sqft per year. That's a 113% rise in rent.
In the last 90 days, 7 listings have been made available, which means new listings most likley are going fast. You'll want to be prepared to make an offer immediately. About 57% of the available leases in the Carrollwood 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.
The standard measurement for office space in this area is around 1,500 sqft. Most properties in this market are around 2 floors. Most buildings in this region were built in 1985 and are Class B.