Most listings are in the $10's per square foot per year. The Garden District region is going through a a boost in rates. In the last 3 months, the median rate increased $18 per sqft per year.
In the last 90 days, 4 listings have been listed, which means spaces most likley are going fast. You'll want to be prepared to tour spaces as quick as possible. About 50% of the available leases in the Garden District are subleases, so you might be able to find a shorter term or below market rent. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 3,100 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this area are around 2 stories. Most buildings in this area were built in 0 and are Class Class B.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Utilities is the dominant industry in this market. Most of the occupants of Garden District work from home. Commuting under 5 minutes a day is the norm for those who opt to reside in this part of town.