Most listings are in the $0's per square foot per year. The Marblehead region is seeing a decline in rates. In the last 3 months, the median rate fell $24 per sqft per year. That's a 100% decrease in rent.
In the last 90 days, 14 listings have been listed, which means new availabilities most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 7% of the available space in the Marblehead are subleases, so you will probably have to consider a longer term 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.
The standard measurement for office space in this area is around sqft. Most properties in this area are approximately 1 floors. Most buildings in this market were built in 1985 and are Class A.