Lincoln County is a county in the U.S. state of New Mexico. As of the 2020 census, the population was 20,269. Its county seat is Carrizozo, while its largest community is Ruidoso.

Carrizozo is a town in Lincoln County, New Mexico, United States. It is the county seat, with a population of 996 at the 2010 census. Founded in 1899, the town provided the main railroad access for Lincoln County, and the town experienced significant population growth in the early decades of the 1900s. However, with declining relevance of the railroad, the population of the town has gradually declined. The town is located at the intersection of U.S. Routes 54 and 380.