On average, listings lease in the $20's per square foot per year. The Lubbock region is going through a an increase in rates. In the last 3 months, the median rate rose $7 per sqft per year. That's a 31% increase in rent.
In the last 90 days, 72 listings have been listed, so you'll want to check back regularly for new listings. About 1% of the office spaces in the Lubbock are subleases, so you will probably have to consider a longer term lease. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,390 sqft. Most properties in this region are approximately 1 floors. Most buildings in this market were built in 1983 and are Class A.