On average, listings lease in the $60's per square foot per year. The Washington D.C region is going through a decrease in rates. In the last 3 months, the median rate fell $7 per sqft per year. That's a 11% decrease in rent.
Compared to the rest of the Washington D.C. market, the Washington D.C submarket has higher rates, and you'll need to pay a premium to be in this hot region.
In the last 90 days, 90 listings have been made available, so you'll want to check back regularly for new listings. About 2% of the listings in the Washington D.C are subleases, so you will probably need to consider the implications of signing a direct lease with the building. 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 5,700 sqft, there are still 0 new listings below 2,000 sqft. Most properties in this area are around 10 stories. Most buildings in this region were built in 1976 and are Class A.