The typical asking rate per listing is in the $10's per square foot per year. The Palatine region is going through a an increase in rates. In the last 3 months, the median rate went up $17 per sqft per year.
Compared to the rest of the Chicagoland market, the Palatine region has smaller rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 3 listings have been posted online, which means new availabilities most likley are going fast. You'll want to be prepared to make an offer immediately. About 133% of the office spaces in the Palatine are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 6,550 sqft, there are still 0 new availabilities below 2,000 sqft. Most buildings in this market are around 3 floors. Most buildings in this region were built in 1975 and are Class B.