Most listings are in the $30's per square foot per year. The Washington D.C. region is experiencing a a boost in rates. In the last 3 months, the median rate rose $2 per sqft per year. That's a 7% rise in rent.
In the last 90 days, 1195 listings have been made available, so you'll want to check back regularly for new listings. About 147% of the office spaces in the Washington D.C. are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 2,790 sqft, there are still 0 leases below 2,000 sqft. Most buildings in this area are approximately 4 floors. Most buildings in this market were built in 1986 and are Class A.