Best Smog Check Stations Near Rancho Cucamonga, CA
Go BackRancho Cucamonga
San Bernardino
City of Rancho Cucamonga in San Bernardino County. An affluent city with approximately 178,000 residents. Known for Victoria Gardens and quality of life. The median household income is around $90,000, with an estimated 125,000 registered vehicles. Good to moderate air quality.