On average, listings lease in the $20's per square foot per year. The Carrollton submarket is going through a an increase in rates. In the last 3 months, the median rate increased $5 per sqft per year. That's a 25% rise in rent.
Compared to the rest of the DFW Metroplex market, the Carrollton submarket has greater rates, and you'll have to negotiate above asking rent to be in this hot submarket.
In the last 90 days, 55 listings have been made available, so you'll want to check back regularly for new listings. About 2% of the available leases in the Carrollton are subleases, so you will probably have to consider a longer term lease. 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 7,000 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this region are around 2 stories. Most buildings in this market were built in 1986 and are Class B.