On average, listings lease 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 submarket has smaller rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 0 listings have been posted online, which means leases are probably going fast. You'll want to be prepared to make an offer immediately. About NaN% of the office spaces in the Chillum are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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.