The typical asking rate per listing is in the $20's per square foot per year. The New Hampshire submarket is seeing a decline in rates. In the last 3 months, the median rate fell $2 per sqft per year. That's a 9% decrease in rent.
In the last 90 days, 1552 listings have been made available, so you'll want to check back regularly for new listings. About 26% of the available leases in the New Hampshire are subleases, so you might be able to find a shorter term or below market rent. 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 1,590 sqft. Most buildings in this region are around 2 stories. Most buildings in this area were built in 1957 and are Class Class B.