The typical asking rate per listing is in the $30's per square foot per year. The Wilton Center submarket is seeing a decrease in rates. In the last 3 months, the median rate decreased $1 per sqft per year. That's a 4% decline in rent.
Compared to the rest of the Fairfield market, the Wilton Center submarket has lower rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 2 listings have been posted online, which means new availabilities are probably going fast. You'll want to be prepared to make an offer immediately. About 50% of the available leases in the Wilton Center 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.
The standard measurement for office space in this area is around 2,500 sqft. Most buildings in this area are around 3 stories. Most buildings in this area were built in 1979 and are Class A.