Most listings are in the $10's per square foot per year. The Mobile region is experiencing a a rise in rates. In the last 3 months, the median rate increased $0 per sqft per year. That's a 2% increase in rent.
In the last 90 days, 152 listings have come on the market, so you'll want to check back regularly for new listings. About 1% of the listings in the Mobile 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,550 sqft. Most properties in this area are close to 2 stories. Most buildings in this area were built in 1983 and are Class B.