On average, listings lease in the $20's per square foot per year. The Stratford submarket is seeing a a rise in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 13% rise in rent.
Compared to the rest of the Fairfield market, the Stratford region has lower rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 9 listings have come on the market, which means office spaces are probably going fast. You'll want to be prepared to make an offer immediately. About 11% of the available leases in the Stratford 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 1,800 sqft. Most properties in this area are close to 2 floors. Most buildings in this region were built in 1979 and are Class A.