The typical asking rate per listing is in the $10's per square foot per year. The Rochester region is seeing a a rise in rates. In the last 3 months, the median rate increased $16 per sqft per year.
Compared to the rest of the Rochester market, the Rochester submarket has lower rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 31 listings have been made available, which means new availabilities most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 155% of the available space in the Rochester are subleases, so you might be able to sign a shorter term by taking over a previous lease. 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 10,490 sqft, there are still 0 new availabilities below 2,000 sqft. Most properties in this area are close to 3 floors. Most buildings in this market were built in 1945 and are Class B.