The typical asking rate per listing is in the $10's per square foot per year. The Lewisville region is experiencing a decline in rates. In the last 3 months, the median rate decreased $5 per sqft per year. That's a 23% decrease in rent.
Compared to the rest of the DFW Metroplex market, the Lewisville submarket has less expensive rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 16 listings have been posted online, which means office spaces most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,390 sqft. Most buildings in this area are around 1 stories. Most buildings in this market were built in 2000 and are Class B.