Most listings are in the $20's per square foot per year. The Tampa Bay submarket is seeing a a boost in rates. In the last 3 months, the median rate increased $1 per sqft per year. That's a 6% increase in rent.
Compared to the rest of the Tampa Bay market, the Tampa Bay region has less expensive rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 788 listings have come on the market, so you'll want to check back regularly for new listings. About 4% of the office spaces in the Tampa Bay 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 2,500 sqft. Most buildings in this market are around 1 floors. Most buildings in this market were built in 1957 and are Class B.