Most listings are in the $10's per square foot per year. The Ramsey County submarket is going through a a boost in rates. In the last 3 months, the median rate went up $16 per sqft per year.
In the last 90 days, 374 listings have been made available, so you'll want to check back regularly for new listings. About 39% of the office spaces in the Ramsey County are subleases, so you might be able to find a shorter term or below market rent. 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 2,130 sqft. Most properties in this market are close to 2 floors. Most buildings in this region were built in 1979 and are Class B.