Compared to the rest of the Washington D.C. market, the Reston region has higher rates, and you'll have to negotiate above asking rent to be in this hot region.
In the last 90 days, 65 listings have been posted online, so you'll want to check back regularly for new listings. About 5% of the available space in the Reston are subleases, so you will probably have to consider a longer term 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 4,790 sqft, there are still 0 spaces below 2,000 sqft. Most buildings in this region are approximately 5 stories. Most buildings in this market were built in 1987 and are Class A.