Compared to the rest of the Chicagoland market, the Hammond submarket has less expensive rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 8 listings have been made available, 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 on the market, so finding a space for a small business might be tough.
Even though the median size is 3,450 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this area are close to 2 floors. Most buildings in this area were built in 1953 and are Class B.