In the last 90 days, 0 listings have been made available, which means spaces most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About NaN% of the listings in the Delafield 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around sqft. Most properties in this market are close to 2 stories. Most buildings in this region were built in 1989 and are Class B.