Cities & Towns in San Bernardino County, CA

San Bernardino County, county in California, United States. As of 2020 county had an estimated population of 2,189,183 inhabitants. The county was created 171 years ago in 1853. Its county seat is San Bernardino.

There are 42 city/town in San Bernardino County, CA. The largest city of San Bernardino County is San Bernardino with a population of 217,491. Other cities include, Fontana population 216,173, Ontario population 183,393, Rancho Cucamonga population 178,849, Victorville population 124,982

San Bernardino
San Bernardino

San Bernardino, The second most populous city in San Bernardino County, California.

Fontana
Fontana

Fontana, The second most populous city in San Bernardino County, California.

Ontario
Ontario

Ontario, The second most populous city in San Bernardino County, California.

Spanning over 20,000 square miles, San Bernardino County is the largest county in the United States by area. This vast county contains everything from massive metro areas to bare desert wilderness. Several major cities help comprise the incredibly diverse makeup of San Bernardino County.

With over 200,000 residents, San Bernardino is the county's largest city and serves as the county seat. Once a hub of route 66 Americana, today San Bernardino is a working-class city with warehouses, distribution centers, and suburban neighborhoods.

The city of Fontana is home to around 200,000 residents. This industrial center contains major auto plants and steel mills alongside upscale residential enclaves. Fontana sits in the shadow of the San Gabriel mountains, providing a scenic backdrop to the city.

Further west, Rancho Cucamonga and Ontario form an urban populated area over 300,000 strong. Housing master-planned communities, this area boasts retail, entertainment, and job opportunities. The area around Ontario International Airport continues to expand with commercial and industrial development.

From major cities to quaint mountain communities to vast stretches of open desert, San Bernardino County epitomizes the diversity of Southern California within a single county jurisdiction. The unique character of each city and town contributes to the vibrant tapestry that is San Bernardino County.

All San Bernardino County Cities (Aphebetical)

List of cities, towns, neighborhoods & other populated places in San Bernardino County.

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z all
City Name Title Population
Adelanto City in San Bernardino County, California 34,537
Apple Valley Town in San Bernardino County, California, United States 74,061
Barstow City in San Bernardino County, California, United States 23,692
Barstow Heights City in San Bernardino County, California, United States of America 24,202
Big Bear City Census designated place 12,304
Big Bear Lake Small city in San Bernardino County, California 5,338
Big River Unincorporated community in Mendocino County, California, United States 1,327
Bloomington Census designated place in California, United States 23,851
Chino A city in San Bernardino County, California. 92,290
Chino Hills A city in San Bernardino County, California. 84,586
Colton A city in San Bernardino County, California. 54,661
Crestline Village in Crawford and Richland Counties in U. 10,770
Fontana The second most populous city in San Bernardino County, California. 216,173
Grand Terrace City in San Bernardino County, California, United States 12,692
Hesperia A city in San Bernardino County, California. 96,911
Highland A city in San Bernardino County, California. 55,696
Joshua Tree National park of the United States 7,414
Lake Arrowhead Census-designated place in San Bernardino County, California, United States 12,424
Lenwood Census-designated place in San Bernardino County, California 3,543
Loma Linda Town in the U. 24,581
Los Serranos Comarque of the Valencian Community 7,099
Mentone Town in Alabama 8,720
Montclair A city in Los Angeles County, California. 40,600
Morongo Valley Census designated place 3,552
Mountain View Acres Census-designated place in San Bernardino County, California 3,130
Muscoy Census-designated place in San Bernardino County, California 10,644
Needles City in San Bernardino County, California, United States 4,942
Ontario The second most populous city in San Bernardino County, California. 183,393
Phelan Unincorporated community in California 14,304
Rancho Cucamonga The sixth most populous city in San Bernardino County, California. 178,849
Redlands A city in San Bernardino County, California. 72,271
Rialto The most populous city in San Bernardino County, California. 104,132
Running Springs Census-designated place in San Bernardino County, California 4,862
San Antonio Heights Census-designated place in San Bernardino County, California 3,371
San Bernardino The second most populous city in San Bernardino County, California. 217,491
Searles Valley Census designated place in California 1,739
Twentynine Palms City in San Bernardino County, California, United States 27,433
Upland A city in San Bernardino County, California. 77,850
Victorville The most populous city in San Bernardino County, California. 124,982
Wrightwood Census-designated place in San Bernardino County, California 4,525
Yucaipa A city in San Bernardino County, California. 54,833
Yucca Valley City in San Bernardino County, California, United States 21,845
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County Cities on Map (42)