The village of Riedikon was first mentioned in year 741, while Uster was first mentioned in 775, as Ustra villa. The toponym has been explained as reflecting Old High German *ustrâ or *uster-aha "voracious [river]" by B… See more

Uster has an area of 28.5 km (11.0 sq mi). Of this area, 44.4% is used for agricultural purposes, while 27.1% is forested. Of the rest of the land, 26.2% is settled (buildings or roads) and the remainder (2.3%) is non-productive … See more

Uster has a population (as of 31 December 2020) of 35,337. As of 2007 , 21.6% of the population was made up of foreign nationals.As of 2008 the gender distribution of the population was 49.6% male and 50.4% fem… See more