is; 522 children or 11.0% of the population are between 0 and 9 years old and 592 teenagers or 12.4% are between 10 and 19. Of the adult population, 594 people or 12.5% of the population are between 20 and 29 years old. 749 people or 15.7% are between 30 and 39, 738 people or 15.5% are between 40 and 49, and 610 people or 12.8% are between 50 and 59. The senior population distribution is 456 people or 9.6% of the population are between 60 and 69 years old, 339 people or 7.1% are between 70 and 79, there are 139 people or 2.9% who are between 80 and 89, and there are 26 people or 0.5% who are between 90 and 99. there were 654 persons (or 13.7% of the population) who were living alone in a private dwelling. There were 1,108 (or 23.3%) persons who were part of a couple (married or otherwise committed) without children, and 2,555 (or 53.6%) who were part of a couple with children. There were 267 (or 5.6%) people who lived in single parent home, while there are 27 persons who were adult children living with one or both parents, 25 persons who lived in a household made up of relatives, 19 who lived household made up of unrelated persons, and 110 who are either institutionalized or live in another type of collective housing. In the 2007 federal election the most popular party was the SVP which received 35.2% of the vote. The next three most popular parties were the CVP (21.7%), the SP (19.4%) and the FDP (13.5%). In Sargans about 68.8% of the population (between age 25-64) have completed either non-mandatory upper secondary education or additional higher education (either university or a Fachhochschule). Out of the total population in Sargans, , the highest education level completed by 1,079 people (22.6% of the population) was Primary, while 1,870 (39.2%) have completed their secondary education, 477 (10.0%) have attended a Tertiary school, and 236 (5.0%) are not in school. The remainder did not answer this question. The historical population is given in the following table: Religion From the , 3,001 or 63.0% are Roman Catholic, while 843 or 17.7% belonged to the Swiss Reformed Church. Of the rest of the population, there are 4 individuals (or about 0.08% of the population) who belong to the Christian Catholic faith, there are 132 individuals