In the last 90 days, 54 listings have been made available, so you'll want to check back regularly for new listings. About 2% of the listings in the Duluth 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,390 sqft. Most properties in this market are approximately 3 floors. Most buildings in this region were built in 1926 and are Class A.