Most listings are in the $20's per square foot per year. The South Laurel submarket is going through a a rise in rates. In the last 3 months, the median rate increased $27 per sqft per year. That's a Inf% rise in rent.
Compared to the rest of the Washington D.C. market, the South Laurel submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 2 listings have been listed, which means leases might be leasing quickly. You'll want to be prepared to make an offer immediately. 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 940 sqft. Most properties in this market are around 2 stories. Most buildings in this market were built in 2001 and are Class B.