Hudson is a town in Caldwell County, North Carolina, United States. The population was 3,776 at the 2010 census. It is part of the Hickory–Lenoir–Morganton Metropolitan Statistical Area.

Caldwell County is a county in the U.S. state of North Carolina. It is located in the foothills of the Blue Ridge Mountains. As of the 2020 census, the population was 80,652. Its county seat is Lenoir. Caldwell County is part of the Hickory-Lenoir-Morganton, NC Metropolitan Statistical Area.