On average, listings lease in the $10's per square foot per year. The South Portland Gardens submarket is going through a an increase in rates. In the last 3 months, the median rate increased $3 per sqft per year. That's a 20% increase in rent.
In the last 90 days, 2 listings have been posted online, which means leases most likley are leasing quickly. You'll want to be prepared to tour spaces as quick as possible. There aren't many listings below 2,000 square feet posted, so finding a space for a small business might be tough.
Even though the median size is 6,000 sqft, there are still 0 listings below 2,000 sqft. Most buildings in this region are around 2 floors. Most buildings in this market were built in 1977 and are Class A.
A large portion of this market is residential, but there's plenty of office_space. Finance and insurance are the dominant industries in this region. Most of the folk of South Portland Gardens work from home. Commuting around an hour a day is the norm for those who opt to reside in this part of town.