Most listings are in the $50's per square foot per year. The Garden City submarket is seeing a decrease in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 3% decrease in rent.
In the last 90 days, 4 listings have been posted online, which means office spaces are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 25% of the listings in the Garden City are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 5,000 sqft, there are still 0 leases below 2,000 sqft. Most properties in this area are around 3 floors. Most buildings in this area were built in 1965 and are Class B.