The typical asking rate per listing is in the $30's per square foot per year. The Glen Allen region is going through a a boost in rates. In the last 3 months, the median rate increased $33 per sqft per year.
In the last 90 days, 1 listings have been made available, which means leases most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 100% of the listings in the Glen Allen are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 3,000 sqft, there are still 0 new availabilities below 2,000 sqft. Most properties in this market are around 1 floors. Most buildings in this region were built in 2001 and are Class A.