The typical asking rate per listing is in the $20's per square foot per year. The South Portland submarket is going through a decline in rates. In the last 3 months, the median rate decreased $5 per sqft per year. That's a 16% decrease in rent.
Compared to the rest of the Greater Portland market, the South Portland submarket has lower rates, so you should have no trouble finding a great deal in this discounted submarket.
In the last 90 days, 8 listings have been listed, which means listings are probably leasing quickly. You'll want to be prepared to make an offer immediately. About 25% of the listings in the South Portland 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 posted, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,360 sqft. Most buildings in this market are around 3 floors. Most buildings in this area were built in 1954 and are Class B.
Not much of the real estate is used for commercial space, so it might be hard to find office space. Health care is the dominant industry in this region. Commute by public transit is the most popular way to get to work amongst South Portland residents. Commuting close to 20 minutes a day is the norm for those who opt to reside in this part of town.