Compared to the rest of the Greater Portland market, the West Haven-Sylvan region has greater rates, and you'll need to pay a premium to be in this hot region.
In the last 90 days, 1 listings have been listed, which means new availabilities are probably leasing quickly. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet on the market, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,400 sqft. Most properties in this region are around 3 floors. Most buildings in this market were built in 2002 and are Class A.