The typical asking rate per listing is in the $10's per square foot per year. The Back of the Yards submarket is going through a a boost in rates. In the last 3 months, the median rate rose $16 per sqft per year.
Compared to the rest of the Chicagoland market, the Back of the Yards submarket has smaller rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 0 listings have been made available, which means new availabilities are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About NaN% of the office spaces in the Back of the Yards 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,200 sqft. Most buildings in this region are approximately 2 floors. Most buildings in this market were built in 1950.