Most listings are in the $120's per square foot per year. The Dubuque County submarket is experiencing a an increase in rates. In the last 3 months, the median rate went up $127 per sqft per year.
In the last 90 days, 28 listings have come on the market, which means spaces most likley are going fast. You'll want to be prepared to make an offer immediately. About 11% of the listings in the Dubuque County 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 8,840 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this region are around 2 stories. Most buildings in this market were built in 1970 and are Class A.