The typical asking rate per listing is in the $0's per square foot per year. The Central Houston region is going through a decrease in rates. In the last 3 months, the median rate fell $28 per sqft per year. That's a 100% decrease in rent.
In the last 90 days, 260 listings have been listed, so you'll want to check back regularly for new listings. 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 sqft. Most properties in this market are close to 6 floors. Most buildings in this market were built in 1975 and are Class B.