The typical asking rate per listing is in the $20's per square foot per year. The Florham Park submarket is going through a decrease in rates. In the last 3 months, the median rate fell $12 per sqft per year. That's a 29% decline in rent.
In the last 90 days, 8 listings have been made available, which means leases are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. 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 9,550 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this area are around 3 floors. Most buildings in this area were built in 1983 and are Class A.