The typical asking rate per listing is in the $30's per square foot per year. The McLean submarket is experiencing a decline in rates. In the last 3 months, the median rate fell $9 per sqft per year. That's a 21% decrease in rent.
Compared to the rest of the Washington D.C. market, the McLean submarket has higher rates, and you'll have to negotiate above asking rent to be in this hot region.
In the last 90 days, 11 listings have been made available, which means new availabilities are probably going fast. You'll want to be prepared to tour spaces as quick as possible. 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 1,380 sqft. Most properties in this area are close to 5 stories. Most buildings in this area were built in 1980 and are Class B.