The typical asking rate per listing is in the $20's per square foot per year. The St. Louis region is seeing a an increase in rates. In the last 3 months, the median rate went up $24 per sqft per year.
Compared to the rest of the St. Louis market, the St. Louis region has less expensive rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 106 listings have come on the market, so you'll want to check back regularly for new listings. About 66% of the available leases in the St. Louis are subleases, so you might be able to snag a great spot on a short term. 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 10,000 sqft, there are still 0 listings below 2,000 sqft. Most buildings in this area are approximately 3 floors. Most buildings in this area were built in 1961 and are Class B.