 Most of the population () speaks German (84.2%), with Italian being second most common ( 4.3%) and Serbo-Croatian being third ( 2.6%).The age distribution, , in Suhr is; 1,057 children or 11.1% of the population are between 0 and 9 years old and 1,099 teenagers or 11.5% are between 10 and 19.Of the adult population, 1,331 people or 13.9% of the population are between 20 and 29 years old.