 As their principal language 72.1% spoke German, 7.0% Italian, 6.1% Serbo-Croatian, 4.8% Albanian, 2.3% Turkish, 1.2% Spanish, and 1.1% each French and Portuguese.The age distribution, , in Spreitenbach is; 1,161 children or 11.0% of the population are between 0 and 9 years old and 1,204 teenagers or 11.4% are between 10 and 19.Of the adult population, 1,768 people or 16.7% of the population are between 20 and 29 years old.