. 5 % ▁ ▁English ▁and ▁French ▁as ▁first ▁language : ▁ 1 . 0 % ▁ ▁Other ▁as ▁first ▁language : ▁ 0 % ▁ ▁In ▁ 2 0 1 1 ▁Census , ▁ 1 7 5 ▁particular s ▁declared ▁themselves ▁as ▁b iling ual ▁( English ▁& ▁French ), ▁ 8 4 5 ▁speaking ▁French ▁only ▁and ▁ 5 ▁speaking ▁English ▁only . ▁The ▁median ▁age ▁of ▁the ▁population ▁was ▁ 5 2 . 4 ▁years ▁in ▁ 2 0 1 1 . ▁In ▁addition , ▁ 8 9 . 2 % ▁of ▁the ▁population ▁was ▁aged ▁ 1 5 ▁and ▁over . ▁ ▁Mot to ▁The ▁municipality ▁of ▁Saint - St an is las ▁adopted ▁the ▁mot to : ▁" In ▁duty ▁with ▁honour ." ▁ ▁Person ality ▁of ▁Saint - St an is las ▁▁ ▁É mil ie ▁Bor de le au , ▁teacher ▁in ▁Quebec ▁( Can ada ) ▁at ▁the ▁beginning ▁of ▁the ▁tw enti eth ▁century ▁whose ▁life ▁inspired ▁the ▁author ▁Ar lette ▁C oust ure ▁in ▁writing ▁her ▁novel ▁Les ▁F illes ▁de ▁C ale b . ▁ ▁Jean ine ▁Tr ép an ier - M ass ic otte , ▁author ▁of ▁several ▁books ▁on ▁the ▁history ▁of ▁Saint - St an is las . ▁ ▁Publishing ▁about ▁the ▁history ▁of ▁Saint - St an is las ▁ ▁B irth s ▁and ▁Bapt isms ▁▁ 1 . ▁Lac our si ère , ▁Paul . ▁" R é per toire ▁des ▁na iss ances ▁: ▁par