Compared to the rest of the Washington D.C. market, the Oak Grove submarket has lower rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 9 listings have been posted online, which means office spaces most likley are going fast. You'll want to be prepared to make an offer immediately. About 11% of the available leases in the Oak Grove 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.
The standard measurement for office space in this area is around 2,392 sqft. Most properties in this market are close to 2 stories. Most buildings in this region were built in 1989 and are Class B.