sentences:  Most of the population () speaks German (390 or 98.2%) as their first language, French is the second most common (2 or 0.5%) and Serbo-Croatian is the third (2 or 0.5%).Of the population in the municipality, 325 or about 81.9% were born in Saas-Balen and lived there in 2000.There were 40 or 10.1% who were born in the same canton, while 16 or 4.0% were born somewhere else in Switzerland, and 14 or 3.5% were born outside of Switzerland.