On average, listings lease in the $10's per square foot per year. The Higganum region is seeing a a rise in rates. In the last 3 months, the median rate went up $16 per sqft per year. That's a Inf% rise in rent.
In the last 90 days, 2 listings have been posted online, which means new availabilities are probably leasing quickly. You'll want to be prepared to make an offer immediately. 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 700 sqft. Most buildings in this area are close to 2 floors. Most buildings in this market were built in 2014 and are Class Class A.