Bartlett is a town in Carroll County, New Hampshire, United States. The population was 3,200 at the 2020 census, up from 2,788 at the 2010 census. Bartlett includes the unincorporated community of Glen as well as portions of the communities of Kearsarge and Intervale, which the town shares with the neighboring town of Conway. It is set in the White Mountains and is surrounded by the White Mountain National Forest. It is home to the Attitash Mountain Resort and the Story Land theme park.

Carroll County is a county in the U.S. state of New Hampshire. As of the 2020 census, the population was 50,107, making it the third-least populous county in New Hampshire. Its county seat is Ossipee. The county was created in 1840 and organized at Ossipee from towns removed from Strafford County. It was named in honor of Charles Carroll of Carrollton, who had died in 1832, the last surviving signer of the United States Declaration of Independence.