The typical asking rate per listing is in the $10's per square foot per year. The Amarillo region is seeing a a boost in rates. In the last 3 months, the median rate rose $0 per sqft per year. That's a 2% increase in rent.
In the last 90 days, 115 listings have been made available, so you'll want to check back regularly for new listings. 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 1,210 sqft. Most buildings in this market are close to 1 stories. Most buildings in this area were built in 1970 and are Class A.