On average, listings lease in the $20's per square foot per year. The Dover submarket is going through a a rise in rates. In the last 3 months, the median rate rose $4 per sqft per year. That's a 20% increase in rent.
Compared to the rest of the Greater Boston market, the Dover region has higher rates, and you'll need to pay a premium to be in this hot submarket.
In the last 90 days, 44 listings have come on the market, so you'll want to check back regularly for new listings. 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 970 sqft. Most properties in this area are approximately 2 stories. Most buildings in this market were built in 1930 and are Class Class B.