Most listings are in the $20's per square foot per year. The Northwest Side submarket is seeing a an increase in rates. In the last 3 months, the median rate increased $5 per sqft per year. That's a 20% increase in rent.
Compared to the rest of the Chicagoland market, the Northwest Side region has greater rates, and you'll have to negotiate above asking rent to be in this hot submarket.
In the last 90 days, 63 listings have been posted online, so you'll want to check back regularly for new listings. About 3% of the available leases in the Northwest Side are subleases, so you will probably have to focus your search on direct office leases. 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 2,290 sqft. Most properties in this region are close to 2 floors. Most buildings in this area were built in 1950 and are Class A.