On average, listings lease in the $40's per square foot per year. The Southport submarket is going through a a rise in rates. In the last 3 months, the median rate went up $42 per sqft per year.
Compared to the rest of the Fairfield market, the Southport region has higher rates, and you'll have to negotiate above asking rent to be in this hot submarket.
In the last 90 days, 3 listings have been listed, which means new listings most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 33% of the available space in the Southport are subleases, so you might be able to find a shorter term or below market rent. 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 3,480 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this region are approximately 2 floors. Most buildings in this area were built in 1986 and are Class B.