On average, listings lease in the $30's per square foot per year. The Chantilly submarket is seeing a decline in rates. In the last 3 months, the median rate decreased $1 per sqft per year. That's a 2% decline in rent.
Compared to the rest of the Washington D.C. market, the Chantilly submarket has less expensive rates, so you should have no trouble finding a great deal in this undervalued region.
In the last 90 days, 30 listings have been posted online, which means office spaces are probably going fast. You'll want to be prepared to tour spaces as quick as possible. About 60% of the available leases in the Chantilly are subleases, so you might be able to snag a great spot on a short term. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 6,900 sqft, there are still 0 office spaces below 2,000 sqft. Most properties in this region are around 2 floors. Most buildings in this market were built in 1999 and are Class A.