Most listings are in the $20's per square foot per year. The Hillsborough County region is experiencing a decline in rates. In the last 3 months, the median rate decreased $3 per sqft per year. That's a 11% decline in rent.
In the last 90 days, 532 listings have been made available, so you'll want to check back regularly for new listings. About 2% of the listings in the Hillsborough County are subleases, so you will probably have to focus your search on direct office leases. 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 2,350 sqft. Most buildings in this market are approximately 2 stories. Most buildings in this area were built in 1960 and are Class Class B.