Most listings are in the $20's per square foot per year. The Osceola County region is experiencing a a rise in rates. In the last 3 months, the median rate increased $3 per sqft per year. That's a 11% rise in rent.
In the last 90 days, 35 listings have been posted online, which means office spaces are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 9% of the available space in the Osceola County are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 2,200 sqft. Most properties in this area are around 2 floors. Most buildings in this region were built in 1989 and are Class A.