On average, listings lease in the $20's per square foot per year. The Lakeland region is going through a a boost in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 14% rise in rent.
In the last 90 days, 56 listings have come on the market, so you'll want to check back regularly for new listings. 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 2,300 sqft. Most properties in this market are approximately 1 stories. Most buildings in this region were built in 1965 and are Class B.