The age distribution, , in Syens is; 7 children or 5.4% of the population are between 0 and 9 years old and 15 teenagers or 11.6% are between 10 and 19. Of the adult population, 19 people or 14.7% of the population are between 20 and 29 years old. 18 people or 14.0% are between 30 and 39, 18 people or 14.0% are between 40 and 49, and 22 people or 17.1% are between 50 and 59. The senior population distribution is 17 people or 13.2% of the population are between 60 and 69 years old, 8 people or 6.2% are between 70 and 79, there are 4 people or 3.1% who are between 80 and 89, and there is 1 person who is 90 and older.