On average, listings lease in the $50's per square foot per year. The Central Harlem submarket is going through a a boost in rates. In the last 3 months, the median rate went up $59 per sqft per year.
Compared to the rest of the New York City market, the Central Harlem submarket has smaller rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 3 listings have come on the market, which means new listings most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 100% of the office spaces in the Central Harlem are subleases, so you might be able to snag a great spot on a short term. 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 6,710 sqft, there are still 0 leases below 2,000 sqft. Most properties in this market are close to 5 stories. Most buildings in this market were built in 1910 and are Class A.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Health care is the dominant industry in this region. Commute by car is the most popular way to get to work amongst Central Harlem residents. Commuting around 10 minutes a day is the norm for those who opt to reside in this part of town.