On average, listings lease in the $20's per square foot per year. The Berwyn Heights region is seeing a decline in rates. In the last 3 months, the median rate fell $14 per sqft per year. That's a 39% decrease in rent.
Compared to the rest of the Washington D.C. market, the Berwyn Heights region has smaller rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 2 listings have been posted online, which means leases might be 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 1,300 sqft. Most properties in this market are close to 3 floors. Most buildings in this market were built in 1991 and are Class C.