Most listings are in the $20's per square foot per year. The Neptune Beach submarket is seeing a an increase in rates. In the last 3 months, the median rate rose $26 per sqft per year. That's a Inf% rise in rent.
In the last 90 days, 5 listings have been posted online, which means office spaces are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,010 sqft. Most buildings in this market are around 1 floors. Most buildings in this area were built in 2003 and are Class Class B.