Compared to the rest of the Chicagoland market, the Woodstock region has smaller rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 9 listings have come on the market, which means leases most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 67% of the available leases in the Woodstock are subleases, so you might be able to find a shorter term or below market rent. 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 1,400 sqft. Most properties in this area are approximately 1 stories. Most buildings in this region were built in 1977 and are Class B.