Compared to the rest of the Washington D.C. market, the Oak Grove region has lower rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 8 listings have been made available, which means leases are probably leasing quickly. You'll want to be prepared to tour spaces as quick as possible. About 13% of the listings 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 approximately 2 stories. Most buildings in this area were built in 1989 and are Class B.