Most listings are in the $10's per square foot per year. The Allen Park region is seeing a a rise in rates. In the last 3 months, the median rate rose $16 per sqft per year.
Compared to the rest of the Metro Detroit market, the Allen Park submarket has smaller rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 9 listings have come on the market, which means office spaces are probably going fast. You'll want to be prepared to make an offer immediately. About 22% of the available space in the Allen Park 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 on the market, so finding a space for a small business might be tough.
Even though the median size is 6,100 sqft, there are still 0 listings below 2,000 sqft. Most buildings in this area are around 1 stories. Most buildings in this market were built in 1967 and are Class C.