Most listings are in the $20's per square foot per year. The St. Louis submarket is experiencing a an increase in rates. In the last 3 months, the median rate went up $6 per sqft per year. That's a 31% increase in rent.
Compared to the rest of the St. Louis market, the St. Louis submarket has lower rates, so you should have no trouble finding a great deal in this depreciated submarket.
In the last 90 days, 89 listings have been listed, so you'll want to check back regularly for new listings. About 1% of the office spaces in the St. Louis 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 on the market, so finding a space for a small business might be tough.
Even though the median size is 3,980 sqft, there are still 0 listings below 2,000 sqft. Most buildings in this market are around 3 floors. Most buildings in this region were built in 1964 and are Class B.