Most listings are in the $10's per square foot per year. The Amarillo submarket is experiencing a an increase in rates. In the last 3 months, the median rate went up $19 per sqft per year.
In the last 90 days, 47 listings have been listed, so you'll want to check back regularly for new listings. About 68% of the available leases in the Amarillo are subleases, so you might be able to snag a great spot on a short term. 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 1,350 sqft. Most buildings in this region are close to 1 stories. Most buildings in this region were built in 1973 and are Class A.