Most listings are in the $20's per square foot per year. The Lansing submarket is going through a an increase in rates. In the last 3 months, the median rate increased $4 per sqft per year. That's a 20% rise in rent.
In the last 90 days, 77 listings have come on the market, so you'll want to check back regularly for new listings. 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 1,500 sqft. Most buildings in this area are close to 1 floors. Most buildings in this region were built in 1899 and are Class B.