The typical asking rate per listing is in the $20's per square foot per year. The Grand Prairie submarket is going through a decrease in rates. In the last 3 months, the median rate decreased $5 per sqft per year. That's a 16% decline in rent.
Compared to the rest of the DFW Metroplex market, the Grand Prairie region has more expensive rates, and you'll have to negotiate above asking rent to be in this hot region.
In the last 90 days, 32 listings have come on the market, which means spaces most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 44% of the listings in the Grand Prairie are subleases, so you might be able to sign a shorter term by taking over a previous 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 1,200 sqft. Most properties in this market are around 1 stories. Most buildings in this market were built in 1985 and are Class B.