The typical asking rate per listing is in the $10's per square foot per year. The Chemung County submarket is going through a an increase in rates. In the last 3 months, the median rate went up $20 per sqft per year.
In the last 90 days, 3 listings have come on the market, which means office spaces most likley are leasing quickly. You'll want to be prepared to make an offer immediately. 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 1,320 sqft. Most properties in this area are approximately 25 floors. Most buildings in this area were built in 1972 and are Class B.