Most listings are in the $0's per square foot per year. The Belleville submarket is going through a decrease in rates. In the last 3 months, the median rate fell $17 per sqft per year. That's a 100% decrease in rent.
In the last 90 days, 5 listings have come on the market, which means new availabilities 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 available, so finding a space for a small business might be tough.
Even though the median size is 43,000 sqft, there are still 0 leases below 2,000 sqft. Most properties in this region are around 2 floors. Most buildings in this area were built in 1979 and are Class B.