On average, listings lease in the $30's per square foot per year. The St. Augustine region is experiencing a an increase in rates. In the last 3 months, the median rate rose $15 per sqft per year. That's a 97% rise in rent.
In the last 90 days, 2 listings have been made available, which means leases most likley are going fast. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 2,580 sqft, there are still 0 new availabilities below 2,000 sqft. Most properties in this market are approximately 2 floors. Most buildings in this market were built in 1986 and are Class A.