Most listings are in the $20's per square foot per year. The Manassas County submarket is seeing a decrease in rates. In the last 3 months, the median rate decreased $2 per sqft per year. That's a 8% decrease in rent.
In the last 90 days, 28 listings have come on the market, which means leases might be going fast. You'll want to be prepared to tour spaces as quick as possible. About 4% of the available leases in the Manassas County are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 2,080 sqft. Most properties in this region are around 2 stories. Most buildings in this region were built in 1988 and are Class B.