Canandaigua is a city in Ontario County, New York, United States. Its population was 10,545 at the 2010 census. It is the county seat of Ontario County; some administrative offices are at the county complex in the adjacent town of Hopewell.
The name Canandaigua is derived from the Seneca name of its historic village here, spelled variously Kanandarque, Ganandogan, Ga-nun-da-gwa, or Konondaigua, which was established long before any European Americans came to the area. In a modern transcription, the historic village is rendered as tganǫdæ:gwęh, which means "place selected for a settlenment" or "at the chosen town".
The city is surrounded by the Town of Canandaigua. The City of Canandaigua is on the northern end of Canandaigua Lake, 24 miles southeast of Rochester, 68 miles west of Syracuse, and 93 miles east of Buffalo. Parts of six neighboring towns also share the Canandaigua mailing address and 14424 ZIP code.