Most listings are in the $20's per square foot per year. The Hanover County region is going through a a boost in rates. In the last 3 months, the median rate increased $24 per sqft per year.
In the last 90 days, 6 listings have been listed, which means leases are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 383% of the available space in the Hanover County 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 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 1,100 sqft. Most properties in this region are around 1 floors. Most buildings in this area were built in 1994 and are Class B.