On average, listings lease in the $50's per square foot per year. The Lafayette region is going through a a boost in rates. In the last 3 months, the median rate rose $34 per sqft per year. That's a 199% rise in rent.
In the last 90 days, 18 listings have been listed, which means office spaces might be leasing quickly. You'll want to be prepared to make an offer immediately. About 139% of the available leases in the Lafayette 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 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 140 sqft. Most properties in this area are approximately 1 floors. Most buildings in this area were built in 1985 and are Class A.