Compared to the rest of the Washington D.C. market, the Germantown region has lower rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 5 listings have come on the market, which means office spaces most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 20% of the available leases in the Germantown are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 3,000 sqft, there are still 0 spaces below 2,000 sqft. Most properties in this market are around 1 stories. Most buildings in this market were built in 2002 and are Class B.