In the last 90 days, 193 listings have come on the market, so you'll want to check back regularly for new listings. About 3% of the available space in the Westchester County are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,460 sqft. Most buildings in this market are approximately 3 stories. Most buildings in this market were built in 1978 and are Class A.