The typical asking rate per listing is in the $10's per square foot per year. The Ankeny region is seeing a a rise in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 7% increase in rent.
In the last 90 days, 65 listings have come on the market, so you'll want to check back regularly for new listings. About 2% of the available space in the Ankeny are subleases, so you will probably need to sign a longer term lease with the landlord directly. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 2,320 sqft. Most properties in this region are close to 1 floors. Most buildings in this area were built in 2001 and are Class B.