On average, listings lease in the $20's per square foot per year. The Mount Kisco region is experiencing a an increase in rates. In the last 3 months, the median rate went up $24 per sqft per year.
In the last 90 days, 2 listings have come on the market, which means new listings might be going fast. You'll want to be prepared to tour spaces as quick as possible. About 200% of the available space in the Mount Kisco 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,800 sqft. Most buildings in this area are approximately 2 floors. Most buildings in this market were built in 1986 and are Class B.