Most listings are in the $20's per square foot per year. The Erie County region is going through a an increase in rates. In the last 3 months, the median rate went up $4 per sqft per year. That's a 23% increase in rent.
In the last 90 days, 29 listings have been posted online, which means listings might be going fast. You'll want to be prepared to tour spaces as quick as possible. About 3% of the available space in the Erie County are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 2,700 sqft, there are still 0 office spaces below 2,000 sqft. Most properties in this area are around 2 stories. Most buildings in this area were built in 1960 and are Class B.