On average, listings lease in the $20's per square foot per year. The Lancaster submarket is seeing a an increase in rates. In the last 3 months, the median rate rose $6 per sqft per year. That's a 39% rise in rent.
Compared to the rest of the DFW Metroplex market, the Lancaster submarket has less expensive rates, so you should have no trouble finding a great deal in this undervalued submarket.
In the last 90 days, 1 listings have been posted online, which means office spaces are probably going fast. You'll want to be prepared to make an offer immediately. 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 750 sqft. Most buildings in this area are around 3 stories. Most buildings in this region were built in 1984 and are Class B.