Brookfield is a town in Carroll County, New Hampshire. Its population at the 2010 census was 712. The town was incorporated in 1794.
Copple Crown Mountain is the highest point in Brookfield, which has an elevation of 1,868 feet. The town is served by New Hampshire Route 109. Commercial activities here include sales, contruction, production and transport of materials, management and finance, and professional services. Farming is also a minor activity here.