In the last 90 days, 0 listings have come on the market, which means new listings most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About NaN% of the available space in the Bronxville are subleases, so you will probably have to focus your search on direct office leases. 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 sqft. Most properties in this market are around 3 stories. Most buildings in this area were built in 1905 and are Class B.