The typical asking rate per listing is in the $20's per square foot per year. The Central Business District region is going through a a boost in rates. In the last 3 months, the median rate rose $24 per sqft per year.
In the last 90 days, 18 listings have come on the market, which means spaces most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,120 sqft. Most properties in this market are around 5 stories. Most buildings in this area were built in 1926.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Agriculture is the dominant industry in this market. Most of the residents of Central Business District work from home. Commuting close to an hour a day is the norm for those who opt to reside in this part of town.