On average, listings lease in the $20's per square foot per year. The Freehold submarket is going through a a rise in rates. In the last 3 months, the median rate went up $29 per sqft per year.
In the last 90 days, 5 listings have been listed, which means spaces are probably leasing quickly. You'll want to be prepared to make an offer immediately. About 100% of the office spaces in the Freehold 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,130 sqft. Most buildings in this region are close to 2 floors. Most buildings in this region were built in 1987 and are Class A.