On average, listings lease in the $10's per square foot per year. The Highland submarket is going through a a boost in rates. In the last 3 months, the median rate went up $15 per sqft per year.
Compared to the rest of the Chicagoland market, the Highland submarket has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 2 listings have come on the market, which means spaces are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 250% of the available space in the Highland are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 3,300 sqft, there are still 0 new availabilities below 2,000 sqft. Most properties in this market are around 2 floors. Most buildings in this region were built in 1978 and are Class A.