The typical asking rate per listing is in the $0's per square foot per year. The Hunterdon County region is going through a decline in rates. In the last 3 months, the median rate fell $26 per sqft per year. That's a 100% decrease in rent.
In the last 90 days, 10 listings have been posted online, which means spaces most likley are leasing quickly. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 2,600 sqft, there are still 0 spaces below 2,000 sqft. Most buildings in this area are around 2 stories. Most buildings in this area were built in 1987 and are Class A.