The typical asking rate per listing is in the $10's per square foot per year. The Wallingford Center submarket is seeing a a boost in rates. In the last 3 months, the median rate went up $17 per sqft per year. That's a Inf% rise in rent.
In the last 90 days, 6 listings have been listed, which means spaces are probably leasing quickly. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,520 sqft. Most properties in this market are around 1 stories. Most buildings in this market were built in 1987 and are Class B.