The municipality Wetzikon has an area of . Of this area, 42.4% is used for agricultural purposes, while 17.6% is forested. Of the rest of the land, 27.9% is settled (buildings or roads) and the remainder (12.1%) is non-productive (streams, lakes and non-productive vegetation). housing and buildings made up 20% of the total area, while transportation infrastructure made up the rest (7.9%). Of the total unproductive area, water (streams and lakes) made up 3.3% of the area. 30.5% of the total municipal area was undergoing some type of construction.