On average, listings lease in the $20's per square foot per year. The Newport County region is going through a a boost in rates. In the last 3 months, the median rate went up $24 per sqft per year.
In the last 90 days, 88 listings have been posted online, so you'll want to check back regularly for new listings. About 23% of the listings in the Newport County are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 780 sqft. Most properties in this region are close to 2 floors. Most buildings in this market were built in 1870 and are Class B.