The typical asking rate per listing is in the $10's per square foot per year. The Olivette region is experiencing a an increase in rates. In the last 3 months, the median rate rose $16 per sqft per year.
In the last 90 days, 3 listings have been posted online, which means leases most likley are going fast. You'll want to be prepared to make an offer immediately. About 167% of the listings in the Olivette 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 4,570 sqft, there are still 0 new availabilities below 2,000 sqft. Most buildings in this region are around 3 floors. Most buildings in this region were built in 1988 and are Class A.