The typical asking rate per listing is in the $20's per square foot per year. The Dunedin submarket is going through a a boost in rates. In the last 3 months, the median rate went up $24 per sqft per year.
In the last 90 days, 2 listings have been posted online, which means new listings might be going fast. You'll want to be prepared to tour spaces as quick as possible. About 550% of the listings in the Dunedin are subleases, so you might be able to snag a great spot on a short term. 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 2,360 sqft. Most properties in this region are close to 2 floors. Most buildings in this region were built in 1979 and are Class A.