Most listings are in the $10's per square foot per year. The Fairfield County region is experiencing a an increase in rates. In the last 3 months, the median rate went up $15 per sqft per year.
In the last 90 days, 3 listings have been posted online, which means new availabilities most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 233% of the available leases in the Fairfield County 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 on the market, so finding a space for a small business might be tough.
Even though the median size is 4,000 sqft, there are still 0 office spaces below 2,000 sqft. Most properties in this region are around 2 stories. Most buildings in this region were built in 1972 and are Class B.