Most listings are in the $10's per square foot per year. The Punta Gorda submarket is seeing a a rise in rates. In the last 3 months, the median rate increased $16 per sqft per year.
In the last 90 days, 3 listings have come on the market, which means listings most likley are leasing quickly. 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.
The standard measurement for office space in this area is around 1,610 sqft. Most properties in this market are close to 1 floors. Most buildings in this market were built in 1990 and are Class B.