Most listings are in the $20's per square foot per year. The Buffalo Grove region is going through a decrease in rates. In the last 3 months, the median rate decreased $6 per sqft per year. That's a 21% decline in rent.
Compared to the rest of the Chicagoland market, the Buffalo Grove region has lower rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 19 listings have been listed, which means office spaces 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 available, so finding a space for a small business might be tough.
Even though the median size is 7,770 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this area are approximately 1 stories. Most buildings in this region were built in 1989 and are Class A.