On average, listings lease in the $30's per square foot per year. The Reston region is seeing a a boost in rates. In the last 3 months, the median rate rose $3 per sqft per year. That's a 10% increase in rent.
Compared to the rest of the Washington D.C. market, the Reston region has greater rates, and you'll need to pay a premium to be in this hot submarket.
In the last 90 days, 33 listings have been posted online, which means office spaces are probably going fast. You'll want to be prepared to make an offer immediately. About 30% of the available leases in the Reston 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.
Even though the median size is 8,620 sqft, there are still 0 leases below 2,000 sqft. Most properties in this area are around 5 floors. Most buildings in this market were built in 1987 and are Class A.