The typical asking rate per listing is in the $20's per square foot per year. The Springfield submarket is going through a a boost in rates. In the last 3 months, the median rate rose $4 per sqft per year. That's a 21% rise in rent.
Compared to the rest of the Washington D.C. market, the Springfield region has lower rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 6 listings have been made available, which means listings most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 5,000 sqft, there are still 0 listings below 2,000 sqft. Most buildings in this region are approximately 2 stories. Most buildings in this market were built in 1981 and are Class B.