The typical asking rate per listing is in the $20's per square foot per year. The Milwaukee County region is going through a a rise in rates. In the last 3 months, the median rate increased $1 per sqft per year. That's a 6% rise in rent.
Compared to the rest of the Milwaukee County market, the Milwaukee County region has lower rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 230 listings have come on the market, so you'll want to check back regularly for new listings. About 2% of the listings in the Milwaukee County 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.
Even though the median size is 4,600 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this area are around 2 stories. Most buildings in this market were built in 1968 and are Class B.