In the last 90 days, 4 listings have been listed, which means new listings most likley are going fast. You'll want to be prepared to make an offer immediately. About 25% of the available space in the Bartow are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around sqft. Most properties in this market are around 1 stories. Most buildings in this region were built in 1935 and are Class B.