Lyden
- County:
- Rio Arriba County
- County Seat:
- No
- Area (mi²):
- 2.242
- State:
- New Mexico
Lyden is a CDP located in Rio Arriba County, New Mexico. Lyden has a 2025 population of 58. Lyden is currently declining at a rate of -17.14% annually and its population has decreased by -71.84% since the most recent census, which recorded a population of 206 in 2020.
The median age in Lyden is 25.5 years: 0 years for males, and 0 years for females.