Arvin is a city in Kern County, California, United States. Arvin is located 15 miles southeast of Bakersfield, at an elevation of 449 feet. As of the 2…Arvin is a city in Kern County, California, United States. Arvin is located 15 miles southeast of Bakersfield, at an elevation of 449 feet. As of the 2020 census, the population was 19,495. In 2007, the United States Environmental Protection Agency listed Arvin as having the highest levels of smog of any community in the United States. The city's level of ozone, smog's primary component, exceeded the EPA's acceptable limits on an average of 73 days per year between 2004 and 2006.