The typical asking rate per listing is in the $10's per square foot per year. The Vestavia Hills submarket is experiencing a an increase in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 15% increase in rent.
Compared to the rest of the Birmingham market, the Vestavia Hills submarket has lower rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 10 listings have been posted online, which means spaces most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 150% of the available space in the Vestavia Hills 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 posted, 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 buildings in this area are approximately 3 floors. Most buildings in this market were built in 1986 and are Class A.