Portland is a city in the U.S. state of Maine, with a population of 67,067 as of 2017. The Greater Portland metropolitan area is home to over half a million people, more than one-third of Maine's total population, making it the most populous metro in northern New England (an area comprising the states of Maine, New Hampshire, and Vermont). Portland is Maine's economic center, with an economy that relies on the service sector and tourism. The Old Port district is known for its 19th-century architecture and nightlife. Marine industry still plays an important role in the city's economy, with an a...
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