Most listings are in the $20's per square foot per year. The Beaumont region is going through a a rise in rates. In the last 3 months, the median rate went up $3 per sqft per year. That's a 16% increase in rent.
In the last 90 days, 32 listings have been posted online, which means new listings most likley are leasing quickly. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 2,560 sqft, there are still 0 leases below 2,000 sqft. Most buildings in this region are around 2 stories. Most buildings in this area were built in 1982 and are Class B.