Rio Arriba County is located in the northern part of New Mexico, USA. It is known for its diverse landscapes, which include mountains, rivers, and forests. The county seat is Tierra Amarilla, and it covers an area of approximately 6,200 square miles, making it one of the largest counties in the state. The population of Rio Arriba County is around 40,000 residents, with a rich cultural heritage influenced by Hispanic and Native American communities. The county is home to several recreational areas, including the Carson National Forest, which offers opportunities for hiking, fishing, and camping.