On average, listings lease in the $0's per square foot per year. The Lake Ronkonkoma submarket is seeing a decline in rates. In the last 3 months, the median rate decreased $29 per sqft per year. That's a 100% decrease in rent.
In the last 90 days, 0 listings have come on the market, which means new availabilities most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About NaN% of the listings in the Lake Ronkonkoma are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 sqft. Most buildings in this area are approximately 2 stories.