Most listings are in the $20's per square foot per year. The Loudoun County submarket is seeing a decline in rates. In the last 3 months, the median rate decreased $3 per sqft per year. That's a 9% decrease in rent.
In the last 90 days, 106 listings have come on the market, so you'll want to check back regularly for new listings. About 1% of the office spaces in the Loudoun County are subleases, so you will probably have to focus your search on direct office leases. 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 2,500 sqft. Most properties in this market are around 1 floors. Most buildings in this market were built in 2000 and are Class A.