Most listings are in the $30's per square foot per year. The Commack submarket is going through a a rise in rates. In the last 3 months, the median rate went up $7 per sqft per year. That's a 28% rise in rent.
In the last 90 days, 1 listings have come on the market, which means office spaces are probably going fast. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 270 sqft. Most properties in this market are around 3 floors. Most buildings in this area were built in 1985 and are Class B.