In the last 90 days, 72 listings have been made available, so you'll want to check back regularly for new listings. About 10% of the available leases in the St. Louis County are subleases, so you will probably need to consider the implications of signing a direct lease with the building. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 2,520 sqft, there are still 0 new availabilities below 2,000 sqft. Most properties in this market are around 3 stories. Most buildings in this region were built in 1955 and are Class A.