Ontario is a city located in United States. It is situated at coordinates 34.052777777, -117.627777777.

What is the population of Ontario?

As of the latest data, Ontario has a population of approximately 175,265.

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Ontarioverified

city located in south west San Bernardino County, California, United States

city located in south west San Bernardino County, California, United States

city located in south west San Bernardino County, California, United States. Ontario is a significant location in United States.