Most listings are in the $10's per square foot per year. The Crestview region is going through a a rise in rates. In the last 3 months, the median rate went up $16 per sqft per year.
In the last 90 days, 2 listings have been made available, which means new availabilities most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 50% of the available space in the Crestview are subleases, so you might be able to snag a great spot on a short term. 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 1,910 sqft. Most properties in this area are close to 1 stories. Most buildings in this market were built in 0 and are Class A.