On average, listings lease in the $10's per square foot per year. The Urbandale region is going through a a boost in rates. In the last 3 months, the median rate rose $17 per sqft per year.
In the last 90 days, 27 listings have been made available, which means leases are probably going fast. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 3,100 sqft, there are still 0 new availabilities below 2,000 sqft. Most buildings in this region are approximately 1 stories. Most buildings in this area were built in 1991 and are Class B.