The typical asking rate per listing is in the $50's per square foot per year. The South Brooklyn region is seeing a decline in rates. In the last 3 months, the median rate fell $5 per sqft per year. That's a 8% decline in rent.
Compared to the rest of the New York City market, the South Brooklyn region has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 64 listings have come on the market, so you'll want to check back regularly for new listings. About 2% of the available space in the South Brooklyn are subleases, so you will probably have to consider a longer term lease. 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 4,000 sqft, there are still 0 leases below 2,000 sqft. Most buildings in this region are close to 3 floors. Most buildings in this market were built in 1931 and are Class A.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Finance and insurance are the dominant industries in this region. Most of the occupants of South Brooklyn work from home. Commuting between 20 and 25 minutes a day is the norm for those who opt to reside in this part of town.