On average, listings lease in the $10's per square foot per year. The York region is seeing a decrease in rates. In the last 3 months, the median rate fell $2 per sqft per year. That's a 10% decline in rent.
In the last 90 days, 14 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. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 4,000 sqft, there are still 0 listings below 2,000 sqft. Most buildings in this market are around 3 stories. Most buildings in this market were built in 1927 and are Class B.