The typical asking rate per listing is in the $30's per square foot per year. The Beltsville region is seeing a an increase in rates. In the last 3 months, the median rate rose $9 per sqft per year. That's a 43% increase in rent.
Compared to the rest of the Washington D.C. market, the Beltsville region has smaller rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 3 listings have been posted online, which means office spaces are probably going fast. You'll want to be prepared to make an offer immediately. 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 1,400 sqft. Most properties in this area are approximately 1 stories. Most buildings in this area were built in 1987 and are Class A.