Most listings are in the $50's per square foot per year. The Westport submarket is going through a a rise in rates. In the last 3 months, the median rate rose $5 per sqft per year. That's a 10% increase in rent.
Compared to the rest of the Fairfield market, the Westport submarket has more expensive rates, and you'll have to negotiate above asking rent to be in this hot submarket.
In the last 90 days, 32 listings have been made available, which means spaces might be leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 91% of the available space in the Westport 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,780 sqft. Most buildings in this area are around 2 stories. Most buildings in this area were built in 1978 and are Class A.