The typical asking rate per listing is in the $20's per square foot per year. The DFW Metroplex submarket is experiencing a an increase in rates. In the last 3 months, the median rate went up $1 per sqft per year. That's a 6% rise in rent.
In the last 90 days, 3414 listings have been made available, so you'll want to check back regularly for new listings. About 2% of the available space in the DFW Metroplex are subleases, so you will probably have to consider a longer term lease. 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 1,670 sqft. Most buildings in this market are approximately 2 stories. Most buildings in this region were built in 1985 and are Class B.