Aurora is a town in central York Region in the Greater Toronto Area, within the Golden Horseshoe of Southern Ontario, Canada. It is located north of the City of Richmond Hill and is partially situated on the Oak Ridges Moraine. In the Canada 2016 Census, the municipal population of Aurora was the 95th largest in Canada, compared to 97th for the 2006 Census. Aurora has been ranked in the top 10 wealthiest towns in Canada. Aurora is twinned with Leksand, Sweden.