On average, listings lease in the $20's per square foot per year. The Brecon submarket is going through a a boost in rates. In the last 3 months, the median rate increased $7 per sqft per year. That's a 38% rise in rent.
In the last 90 days, 3 listings have been listed, which means listings most likley are going fast. You'll want to be prepared to make an offer immediately. About 33% of the listings in the Brecon are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
Even though the median size is 27,980 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this market are approximately 2 stories. Most buildings in this area were built in 2000 and are Class A.