On average, listings lease in the $20's per square foot per year. The Leesburg submarket is experiencing a decline in rates. In the last 3 months, the median rate fell $7 per sqft per year. That's a 23% decline in rent.
Compared to the rest of the Washington D.C. market, the Leesburg submarket has smaller rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 4 listings have been posted online, which means leases might be leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 200% of the available leases in the Leesburg 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 available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 900 sqft. Most buildings in this area are approximately 3 floors. Most buildings in this region were built in 1990 and are Class B.