The typical asking rate per listing is in the $20's per square foot per year. The Wheaton region is seeing a an increase in rates. In the last 3 months, the median rate rose $27 per sqft per year. That's a Inf% increase in rent.
Compared to the rest of the Washington D.C. market, the Wheaton submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 1 listings have been posted online, which means new listings 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 900 sqft. Most buildings in this area are close to 1 floors.