On average, listings lease in the $10's per square foot per year. The North Tonawanda region is seeing a a boost in rates. In the last 3 months, the median rate went up $18 per sqft per year.
In the last 90 days, 3 listings have been posted online, which means spaces might be going fast. 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 400 sqft. Most buildings in this area are close to 2 floors. Most buildings in this area were built in 1975 and are Class B.