Most listings are in the $30's per square foot per year. The Greater Portland submarket is seeing a a boost in rates. In the last 3 months, the median rate rose $1 per sqft per year. That's a 5% increase in rent.
In the last 90 days, 440 listings have come on the market, so you'll want to check back regularly for new listings. About 5% of the available leases in the Greater Portland are subleases, so you will probably have to consider a longer term 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 2,580 sqft, there are still 0 new listings below 2,000 sqft. Most buildings in this market are around 2 stories. Most buildings in this market were built in 1985 and are Class A.