The typical asking rate per listing is in the $20's per square foot per year. The Chillum submarket is seeing a a rise in rates. In the last 3 months, the median rate rose $27 per sqft per year.
Compared to the rest of the Washington D.C. market, the Chillum region has lower rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 0 listings have been listed, which means new listings most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About Inf% of the available space in the Chillum are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,410 sqft. Most buildings in this market were built in 1986 and are Class C.