The typical asking rate per listing is in the $20's per square foot per year. The Chantilly region is seeing a decline in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 4% decrease in rent.
Compared to the rest of the Washington D.C. market, the Chantilly region has less expensive rates, so you should have no trouble finding a great deal in this discounted region.
In the last 90 days, 30 listings have been posted online, which means listings might be leasing quickly. You'll want to be prepared to make an offer immediately. About 3% of the office spaces in the Chantilly are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 4,000 sqft, there are still 0 office spaces below 2,000 sqft. Most buildings in this region are around 2 floors. Most buildings in this region were built in 1997 and are Class A.