The typical asking rate per listing is in the $20's per square foot per year. The Central Islip region is seeing a an increase in rates. In the last 3 months, the median rate went up $25 per sqft per year.
In the last 90 days, 6 listings have been posted online, which means leases are probably leasing quickly. 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 1,740 sqft. Most properties in this area are approximately 9 stories. Most buildings in this area were built in 2003.