On average, listings lease in the $20's per square foot per year. The Forest submarket is going through a a rise in rates. In the last 3 months, the median rate went up $29 per sqft per year.
In the last 90 days, 7 listings have been listed, which means office 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 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 1,670 sqft. Most properties in this market are around 2 stories. Most buildings in this market were built in 2000 and are Class A.