San Ysidro
- County:
- Sandoval County
- County Seat:
- No
- Area (mi²):
- 2.338
- State:
- New Mexico
San Ysidro is a village located in Sandoval County, New Mexico. San Ysidro has a 2026 population of 173. San Ysidro is currently growing at a rate of 0.58% annually and its population has increased by 3.59% since the most recent census, which recorded a population of 167 in 2020.
The median age in San Ysidro is 46.3 years: 53.4 years for males, and 37 years for females. For every 100 females there are 87.2 males.