The age distribution, , in Essertines-sur-Yverdon is; 125 children or 14.7% of the population are between 0 and 9 years old and 112 teenagers or 13.2% are between 10 and 19. Of the adult population, 109 people or 12.8% of the population are between 20 and 29 years old. 133 people or 15.7% are between 30 and 39, 106 people or 12.5% are between 40 and 49, and 105 people or 12.4% are between 50 and 59. The senior population distribution is 98 people or 11.5% of the population are between 60 and 69 years old, 29 people or 3.4% are between 70 and 79, there are 24 people or 2.8% who are between 80 and 89, and there are 8 people or 0.9% who are 90 and older.