Most listings are in the $20's per square foot per year. The Mandeville submarket is going through a a rise in rates. In the last 3 months, the median rate rose $5 per sqft per year. That's a 25% increase in rent.
Compared to the rest of the Greater New Orleans Region market, the Mandeville submarket has more expensive rates, and you'll need to make a great offer to be in this hot region.
In the last 90 days, 6 listings have been listed, which means office spaces most likley are leasing quickly. You'll want to be prepared to make an offer immediately. About 33% of the available leases in the Mandeville 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 1,070 sqft. Most buildings in this region are around 1 stories. Most buildings in this area were built in 0 and are Class Class A.