The typical asking rate per listing is in the $10's per square foot per year. The Blue Ash submarket is going through a an increase in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 4% increase in rent.
In the last 90 days, 67 listings have been listed, so you'll want to check back regularly for new listings. About 3% of the available leases in the Blue Ash are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 3,280 sqft, there are still 0 leases below 2,000 sqft. Most properties in this region are around 2 floors. Most buildings in this region were built in 1983 and are Class B.