The typical asking rate per listing is in the $20's per square foot per year. The Texas submarket is seeing a a boost in rates. In the last 3 months, the median rate increased $25 per sqft per year.
In the last 90 days, 7929 listings have come on the market, so you'll want to check back regularly for new listings. About 54% of the office spaces in the Texas are subleases, so you might be able to find a shorter term or below market rent. 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 2,390 sqft. Most properties in this region are around 2 stories. Most buildings in this market were built in 1985 and are Class B.