The typical asking rate per listing is in the $20's per square foot per year. The Columbia region is seeing a decline in rates. In the last 3 months, the median rate fell $1 per sqft per year. That's a 4% decrease in rent.
In the last 90 days, 41 listings have come on the market, so you'll want to check back regularly for new listings. About 7% of the available space in the Columbia are subleases, so you will probably have to consider a longer term lease. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,590 sqft. Most properties in this market are approximately 2 floors. Most buildings in this market were built in 1997 and are Class A.