On average, listings lease in the $20's per square foot per year. The Brandon submarket is experiencing a decrease in rates. In the last 3 months, the median rate decreased $1 per sqft per year. That's a 3% decline in rent.
In the last 90 days, 16 listings have been posted online, which means leases most likley are going fast. You'll want to be prepared to make an offer immediately. About 244% of the available space in the Brandon 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 1,600 sqft. Most properties in this market are around 1 floors. Most buildings in this region were built in 1995 and are Class B.