The total population of San Ysidro is estimated to be 219 with 91 males (41.55%) and 128 females (58.45%). There are 37 more females than males in San Ysidro.
In 2022, the population of San Ysidro was 165, a 1.79% decrease year-by-year from 2021. Previously, in 2021, San Ysidro's population was 168, an increase of 1.20% compared to a population of 166 in 2020.
The median age in San Ysidro, NM is 43.7, as per 2021 ACS 5-Year Estimates. Of the total population, 4.10% were under the age of 15, 21.03% aged 15 to 29, 61.03% aged 30 to 64, 13.85% aged 65 to 84, and 0.00% were 85 years of age and older.
Racial distribution of San Ysidro population: 14.87% are White, 47.69% are American Indian and Alaska Native, 14.87% are some other race and 22.56% are multiracial.