Lisbon is a town in Grafton County, New Hampshire, United States. The population was 1,595 at the 2010 census. Lisbon hosts an annual lilac festival on Memorial Day weekend.
The primary settlement in town, where 980 people resided at the 2010 census, is defined as the Lisbon census-designated place (CDP) and is located along U.S. Route 302 and the Ammonoosuc River in the southwestern corner of the town.
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