Most listings are in the $10's per square foot per year. The Corning submarket is experiencing a a rise in rates. In the last 3 months, the median rate went up $2 per sqft per year. That's a 11% rise in rent.
In the last 90 days, 3 listings have been posted online, which means leases most likley are 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.
Even though the median size is 3,370 sqft, there are still 0 spaces below 2,000 sqft. Most buildings in this market are close to 2 floors. Most buildings in this area were built in 1910 and are Class B.