Most listings are in the $20's per square foot per year. The Dentsville submarket is experiencing a a rise in rates. In the last 3 months, the median rate increased $20 per sqft per year.
In the last 90 days, 5 listings have come on the market, which means leases are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 20% of the listings in the Dentsville are subleases, so you might be able to find a shorter term or below market rent. 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 2,000 sqft. Most properties in this area are close to 2 floors. Most buildings in this market were built in 1988 and are Class B.