Compared to the rest of the Chicagoland market, the Westmont submarket has lower rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 23 listings have been listed, which means new availabilities are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 122% of the listings in the Westmont are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,970 sqft. Most buildings in this area are close to 1 floors. Most buildings in this market were built in 1985 and are Class B.