Most listings are in the $10's per square foot per year. The Gregg County submarket is going through a a rise in rates. In the last 3 months, the median rate increased $2 per sqft per year. That's a 13% increase in rent.
In the last 90 days, 12 listings have been made available, which means new availabilities might be leasing quickly. You'll want to be prepared to make an offer immediately. About 8% of the available leases in the Gregg County are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 2,220 sqft. Most properties in this market are around 1 floors. Most buildings in this area were built in 1979 and are Class A.