Most listings are in the $20's per square foot per year. The Carrollwood submarket is seeing a an increase in rates. In the last 3 months, the median rate increased $1 per sqft per year. That's a 6% rise in rent.
In the last 90 days, 12 listings have come on the market, which means listings are probably leasing quickly. You'll want to be prepared to make an offer immediately. About 50% of the available leases in the Carrollwood 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,610 sqft. Most buildings in this market are around 2 floors. Most buildings in this market were built in 1985 and are Class B.