The typical asking rate per listing is in the $10's per square foot per year. The Humboldt Park region is going through a decrease in rates. In the last 3 months, the median rate decreased $1 per sqft per year. That's a 6% decline in rent.
Compared to the rest of the Chicagoland market, the Humboldt Park submarket has smaller rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 6 listings have come on the market, which means office spaces are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,100 sqft. Most properties in this market are close to 3 stories. Most buildings in this market were built in 1950 and are Class B.