Most listings are in the $10's per square foot per year. The Dover submarket is experiencing a decline in rates. In the last 3 months, the median rate decreased $3 per sqft per year. That's a 13% decline in rent.
In the last 90 days, 7 listings have come on the market, which means spaces are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 15,000 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this region are approximately 2 stories. Most buildings in this market were built in 1968 and are Class B.