kˈɪlwændʒən wʌz pˈɑːɹt ʌvðə kˈæntɑːn ʌv bˈædən wˌɪtʃ ɛndʒˈɔɪd ɐ ʃˈɔːɹt hˈɪstɚɹi æz ɐ sˈɛpɹət kˈæntɑːn, bˌiːɪŋ ɐbsˈoːɹbd baɪ ðə nˈuː kˈæntɑːn ʌv ˈɑːɹɡaʊ ɪn wˈʌn θˈaʊzənd ˈeɪthˈʌndɹɪd θɹˈiː.
Killwangen was part of the Canton of Baden which enjoyed a short history as a separate Canton, being absorbed by the new Canton of Aargau in 1803.