On average, listings lease in the $20's per square foot per year. The South Portland region is seeing a an increase in rates. In the last 3 months, the median rate went up $1 per sqft per year. That's a 7% increase in rent.
In the last 90 days, 17 listings have come on the market, which means listings might be going fast. You'll want to be prepared to tour spaces as quick as possible. About 47% of the listings 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 properties in this area are close to 2 floors. Most buildings in this area were built in 1974 and are Class A.