The typical asking rate per listing is in the $20's per square foot per year. The St. Louis County submarket is seeing a decline in rates. In the last 3 months, the median rate fell $3 per sqft per year. That's a 14% decline in rent.
In the last 90 days, 106 listings have been posted online, so you'll want to check back regularly for new listings. About 3% of the available leases in the St. Louis County are subleases, so you will probably need to sign a longer term lease with the landlord directly. 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 2,650 sqft, there are still 0 leases below 2,000 sqft. Most buildings in this area are approximately 3 floors. Most buildings in this market were built in 1961 and are Class B.