On average, listings lease in the $10's per square foot per year. The JANAF region is going through a a rise in rates. In the last 3 months, the median rate rose $17 per sqft per year.
In the last 90 days, 4 listings have been listed, which means listings most likley are going fast. You'll want to be prepared to make an offer immediately. About 75% of the available space in the JANAF 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 600 sqft. Most buildings in this region are approximately 6 floors. Most buildings in this area were built in 1967.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Utilities is the dominant industry in this market. Most of the residents of JANAF work from home. Commuting approximately 30 minutes a day is the norm for those who opt to reside in this part of town.