Most listings are in the $20's per square foot per year. The Hillsborough County region is going through a decrease in rates. In the last 3 months, the median rate decreased $2 per sqft per year. That's a 7% decline in rent.
In the last 90 days, 57 listings have been posted online, 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,400 sqft. Most buildings in this region are close to 2 floors. Most buildings in this market were built in 1950 and are Class Class B.