The typical asking rate per listing is in the $20's per square foot per year. The South Portland submarket is experiencing a a rise in rates. In the last 3 months, the median rate went up $1 per sqft per year. That's a 7% rise in rent.
In the last 90 days, 17 listings have been listed, which means spaces might be leasing quickly. You'll want to be prepared to make an offer immediately. About 59% of the available space in the South Portland are subleases, so you might be able to sign a shorter term by taking over a previous lease. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
Even though the median size is 3,140 sqft, there are still 0 office spaces below 2,000 sqft. Most buildings in this market are close to 2 stories. Most buildings in this area were built in 1974 and are Class A.