In the last 90 days, 8 listings have been made available, which means new listings most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 13% of the office spaces in the Syosset 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 posted, so finding a space for a small business might be tough.
Even though the median size is 3,500 sqft, there are still 0 new availabilities below 2,000 sqft. Most properties in this market are close to 2 floors. Most buildings in this area were built in 1976 and are Class C.