On average, listings lease in the $40's per square foot per year. The Jersey City submarket is seeing a an increase in rates. In the last 3 months, the median rate rose $5 per sqft per year. That's a 11% rise in rent.
In the last 90 days, 40 listings have come on the market, which means office spaces most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 13% of the listings in the Jersey City are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 23,570 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this area are close to 12 stories. Most buildings in this region were built in 1988 and are Class A.