On average, listings lease in the $20's per square foot per year. The Duval County region is going through a an increase in rates. In the last 3 months, the median rate increased $22 per sqft per year.
In the last 90 days, 212 listings have come on the market, so you'll want to check back regularly for new listings. About 107% of the available leases in the Duval County are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 3,460 sqft, there are still 0 office spaces below 2,000 sqft. Most properties in this region are around 2 stories. Most buildings in this area were built in 1983 and are Class B.