The typical asking rate per listing is in the $30's per square foot per year. The St. Johns County region is going through a a rise in rates. In the last 3 months, the median rate rose $9 per sqft per year. That's a 39% increase in rent.
In the last 90 days, 10 listings have been made available, which means leases might be going fast. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 2,580 sqft, there are still 0 listings below 2,000 sqft. Most buildings in this region are around 2 stories. Most buildings in this market were built in 1996 and are Class A.