On average, listings lease in the $20's per square foot per year. The Rochester submarket is going through a a boost in rates. In the last 3 months, the median rate increased $4 per sqft per year. That's a 19% rise in rent.
In the last 90 days, 54 listings have been listed, so you'll want to check back regularly for new listings. About 9% of the office spaces in the Rochester are subleases, so you will probably have to focus your search on direct office leases. 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 2,140 sqft. Most buildings in this region are around 2 floors. Most buildings in this region were built in 1988 and are Class B.