Affoltern District Bezirk Affoltern
District
Coat of arms
Country	Switzerland
Canton	Zürich
Capital	Affoltern am Albis
Area
• Total	113.01 km2 (43.63 sq mi)
Population  (31 December 2020)
• Total	55,839
• Density	490/km2 (1,300/sq mi)
Time zone	UTC+1 (CET)
• Summer (DST)	UTC+2 (CEST)
Municipalities	14

47°16′N 8°28′E / 47.267°N 8.467°E / 47.267; 8.467 Affoltern District (also known as Knonaueramt or Säuliamt) is one of the twelve districts of the German-speaking canton of Zürich, Switzerland. Its capital is Affoltern am Albis.

Affoltern contains a total of 14 municipalities:

Coat of Arms	Municipality	Population (31 December 2020)[1]	Area, km²
	Aeugst am Albis	2,014	7.87
	Affoltern am Albis	12,289	10.56
	Bonstetten	5,610	7.42
	Hausen am Albis	3,801	13.64
	Hedingen	3,795	6.59
	Kappel am Albis	1,245	7.87
	Knonau	2,369	6.48
	Maschwanden	641	4.67
	Mettmenstetten	5,380	13.11
	Obfelden	5,779	7.54
	Ottenbach	2,704	4.98
	Rifferswil	1,148	6.50
	Stallikon	3,783	12.01
	Wettswil am Albis	5,281	3.77
Total		55,839	113.01

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