Cities and Towns in San Bernardino County, California

Founded in 1853, San Bernardino County is one of 58 counties in the state of California. Historically, San Bernardino County was formed from Los Angeles. The city of San Bernardino is the county seat. With FIPS code of 71, San Bernardino County has a population of 2,194,710 and area of 20,062 square miles (51,960 km²).

List of all cities in San Bernardino County, CA alphabetically

City/Town	Postal Code	Area Code
Adelanto, CA	92301	760
Alta Loma, CA	91701	909
	91737	909
Amboy, CA	92304	760
Angelus Oaks, CA	92305	909
Apple Valley, CA	92307	760
	92308	760
Argus, CA	93562	760
Arrowbear Lake, CA	92382	909
Arrowhead Farms, CA	92407	909
Baker, CA	92309	760
	92364	760
Ballarat, CA	93562	760
Barstow, CA	92310	760
	92311	760
	92312	760
Base Line, CA	92410	909
Big Bear, CA	92315	909
Big Bear City, CA	92314	909
	92386	909
Big Bear Lake, CA	92315	909
Big River, CA	92242	760
Black Meadow Landing, CA	92267	760
Bloomington, CA	92316	909
Blue Jay, CA	92317	909
Blythe, CA	92280	760
Bryn Mawr, CA	92318	909
Cadiz, CA	92304	760
Cajon Junction, CA	92407	909
Campus Crusade for Christ, CA	92414	909
	92424	909
Cedar Glen, CA	92321	909
Cedar Pines Park, CA	92322	909
Cedarpines Park, CA	92322	909
Chemehuevi, CA	92363	760
Chemehuevi Valley, CA	92363	760
Chino, CA	91708	909
	91710	909
Chino Hills, CA	91709	909
Cima, CA	92323	760
City Hall, CA	92418	909
Colton, CA	92313	760
	92324	909
Crest Park, CA	92326	909
Crestline, CA	92325	909
Crestmore, CA	92316	909
Cucamonga, CA	91729	909
	91730	909
Daggett, CA	92327	760
Del Rosa, CA	92404	909
	92413	909
Devore Heights, CA	92407	909
Devore Hghts, CA	92407	909
Earp, CA	92242	760
El Mirage, CA	92301	760
Essex, CA	92332	760
Etiwanda, CA	91739	909
Fallsvale, CA	92339	909
Fawnskin, CA	92333	909
Fontana, CA	92331	909
	92334	909
	92335	909
	92336	909
	92337	909
Forest Falls, CA	92339	909
Fort Irwin, CA	92310	760
George AFB, CA	92394	760
Goffs, CA	92332	760
Grand Terrace, CA	92313	760
	92324	909
Green Valley Lake, CA	92341	909
Guasti, CA	91743	909
Havasu Lake, CA	92363	760
Helendale, CA	92342	760
Hesperia, CA	92340	760
	92344	760
	92345	760
Highland, CA	92346	909
Hinkley, CA	92347	760
Hodge, CA	92311	760
Jess Ranch, CA	92308	760
Johannesburg, CA	93558	760
Johnson Valley, CA	92285	760
Joshua Tree, CA	92252	760
Kelso, CA	92309	760
Lake Arrowhead, CA	92352	760
Lake Gregory, CA	92325	909
Landers, CA	92285	760
Lockhart, CA	92347	760
Loma Linda, CA	92350	909
	92354	909
	92357	909
Loma Linda University, CA	92350	909
Lucerne Valley, CA	92356	760
Ludlow, CA	92338	760
Lytle Creek, CA	92358	909
Marigold, CA	92373	909
Mentone, CA	92359	909
Montclair, CA	91710	909
	91762	909
	91763	909
Morongo Valley, CA	92256	760
Mountain Home Village, CA	92359	909
Mountain Pass, CA	92366	760
Muscoy, CA	92407	909
Needles, CA	92363	760
Newberry Springs, CA	92338	760
	92365	760
Nipton, CA	92364	760
North Loma Linda, CA	92354	909
Oak Glen, CA	92399	909
Oak Hills, CA	92344	760
Ontario, CA	91710	909
	91758	909
	91761	909
	91762	909
	91764	909
Oro Grande, CA	92368	760
Palms, CA	92277	760
	92278	760
Parker Dam, CA	92267	760
Patton, CA	92369	909
Phelan, CA	92329	760
	92371	760
Pinon Hills, CA	92372	760
Pioneer Point, CA	93562	760
Pioneertown, CA	92268	760
Rancho Cucamonga, CA	91701	909
	91729	909
	91730	909
	91737	909
	91739	909
Red Mountain, CA	93558	760
Redlands, CA	92373	909
	92374	909
	92375	909
Rialto, CA	92376	909
	92377	909
Rimforest, CA	92378	909
Rimrock, CA	92268	760
Running Springs, CA	92382	909
San Bernardino, CA	92401	909
	92402	909
	92403	909
	92404	909
	92405	909
	92406	909
	92407	909
	92408	909
	92410	909
	92411	909
	92412	909
	92413	909
	92414	909
	92415	909
	92418	909
	92423	909
	92424	909
	92427	909
Seven Oaks, CA	92305	909
Silver Lakes, CA	92342	760
Skyforest, CA	92385	909
Smiley Heights, CA	92373	909
South B County Offices, CA	92415	909
Spring Valley Lake, CA	92395	760
Sugarloaf, CA	92386	909
Trona, CA	93562	760
Trona, CA	93592	760
Twentynine Palms, CA	92277	760
	92278	760
Twentynine Palms MCB, CA	92278	760
Twin Peaks, CA	92391	909
Upland, CA	91784	909
	91785	909
	91786	909
Valley of Enchantment, CA	92325	909
Verdemont, CA	92407	909
Veterans’ Hospital, CA	92357	909
Victorville, CA	92392	760
	92393	760
	92394	760
	92395	760
Vidal, CA	92280	760
Vidal Junction, CA	92280	760
Wrightwood, CA	92397	760
Yermo, CA	92398	760
Yucaipa, CA	92399	909
Yucca Valley, CA	92284	760
	92285	760
	92286	760

Major Cities and Towns in San Bernardino County, California

San Bernardino

Area, Population, and Geography

• Area: 81.0 square miles
• Population: Approximately 220,000 (2023 estimate)
• Zip Codes: 92401-92408, 92410-92411, 92415, 92418, 92423, 92427
• Latitude: 34.1083° N
• Longitude: 117.2898° W

City Location and History

San Bernardino, the county seat of San Bernardino County, is located in the Inland Empire region of Southern California, nestled against the San Bernardino Mountains. The area was originally inhabited by the Serrano Indians before Spanish missionaries established the San Bernardino de Sena Estancia in 1810. The city was officially founded in 1851 by Mormon settlers, and it grew quickly due to its strategic location along the Santa Fe Trail and later as a major railroad hub. San Bernardino played a significant role in the citrus industry, with the famous Route 66 running through the city, bringing tourists and trade. The city’s economy has historically been linked to railroads, manufacturing, and defense, but it has diversified in recent years to include education, healthcare, and logistics.

Major Schools and Landmarks

San Bernardino is home to California State University, San Bernardino (CSUSB), which serves as a major educational and cultural institution in the region. The city’s major landmarks include the historic San Bernardino Santa Fe Depot, a beautiful Mission Revival-style building that reflects the city’s railroad heritage. The San Bernardino County Museum offers exhibits on the natural and cultural history of the area, while the original site of the first McDonald’s restaurant, now a museum, celebrates the city’s contribution to American fast-food culture. The nearby San Bernardino National Forest provides outdoor recreation opportunities, including hiking, camping, and winter sports. San Bernardino also hosts the annual Route 66 Rendezvous, a car show that celebrates the city’s connection to the historic highway.

Ontario

Area, Population, and Geography

• Area: 50.0 square miles
• Population: Approximately 185,000 (2023 estimate)
• Zip Codes: 91710, 91743, 91758, 91761-91764
• Latitude**: 34.0633° N
• Longitude: 117.6509° W

City Location and History

Ontario is located in the southwestern part of San Bernardino County, approximately 35 miles east of downtown Los Angeles. The city was founded in 1882 by Canadian engineer George Chaffey, who named it after his home province of Ontario, Canada. The city was originally developed as a model colony based on agriculture, particularly citrus, and vineyards, taking advantage of the area’s fertile soil and irrigation from nearby rivers. Ontario’s location along major transportation routes, including the Southern Pacific Railroad, contributed to its growth as a commercial and industrial hub. The establishment of Ontario International Airport in 1942 further cemented the city’s role as a key logistics and transportation center in Southern California.

Major Schools and Landmarks

Ontario is served by the Ontario-Montclair School District and the Chaffey Joint Union High School District, with schools like Ontario High School and Chaffey High School being prominent institutions. The city’s major landmarks include the Ontario Mills Mall, one of the largest shopping centers in the region, and the historic Graber Olive House, which has been producing olives since 1894. The Citizens Business Bank Arena hosts a variety of sports events, concerts, and entertainment shows. Ontario’s rich agricultural history is preserved at the Ontario Museum of History & Art, housed in a former city hall building. The city’s proximity to Los Angeles, combined with its robust transportation infrastructure, makes Ontario a vital city in San Bernardino County.

Rancho Cucamonga

Area, Population, and Geography

• Area: 40.3 square miles
• Population: Approximately 180,000 (2023 estimate)
• Zip Codes: 91701, 91729-91739
• Latitude: 34.1064° N
• Longitude: 117.5931° W

City Location and History

Rancho Cucamonga is located in the southwestern part of San Bernardino County, at the foothills of the San Gabriel Mountains. The area was originally part of the Cucamonga Rancho, a Mexican land grant established in 1839. The city’s name is derived from a Tongva word meaning “sandy place.” Rancho Cucamonga developed as an agricultural community, particularly known for its vineyards and wineries, with the historic Virginia Dare Winery being one of the oldest in the state. The city was incorporated in 1977 through the merger of three unincorporated communities: Cucamonga, Alta Loma, and Etiwanda. Today, Rancho Cucamonga is a thriving suburban city known for its high quality of life, excellent schools, and proximity to major transportation corridors.

Major Schools and Landmarks

Rancho Cucamonga is served by the Chaffey Joint Union High School District, with Rancho Cucamonga High School and Los Osos High School being key educational institutions. The city’s landmarks include the Victoria Gardens, an open-air shopping and entertainment complex that serves as a central gathering place for the community. The Joseph Filippi Winery, still in operation, is a nod to the city’s viticultural heritage. The Rancho Cucamonga Epicenter is a major sports and entertainment venue, hosting minor league baseball games, concerts, and other events. The city’s location along historic Route 66 is commemorated with various markers and exhibits. Rancho Cucamonga’s blend of suburban living, historic charm, and modern amenities make it one of the most desirable cities in San Bernardino County.

Fontana

Area, Population, and Geography

• Area: 42.4 square miles
• Population: Approximately 214,000 (2023 estimate)
• Zip Codes: 92331, 92334-92337
• Latitude: 34.0922° N
• Longitude: 117.4350° W

City Location and History

Fontana is located in the southwestern part of San Bernardino County, just east of Ontario and Rancho Cucamonga. The city was founded in 1913 by Azariel Blanchard Miller, who developed it as an agricultural community focused on citrus, grapes, and livestock. Fontana’s growth accelerated during World War II with the establishment of the Kaiser Steel Mill, which became the largest steel mill on the West Coast and played a crucial role in the war effort. After the mill closed in the 1980s, Fontana transitioned into a suburban city, with significant residential and commercial development. Today, Fontana is known for its diverse community, strong industrial base, and as a hub for transportation and logistics due to its location along major highways.

Major Schools and Landmarks

Fontana is served by the Fontana Unified School District, with schools like Fontana High School and Summit High School being prominent institutions. The city’s landmarks include the Auto Club Speedway, a major NASCAR racing venue that attracts fans from across the region. The Steelworkers’ Auditorium and the Center Stage Theater offer cultural performances and events that reflect the city’s rich history. The Mary Vagle Nature Center, located at the base of the Jurupa Hills, provides educational programs and hiking trails that highlight the local environment. Fontana’s annual events, such as the Fontana Days Half Marathon and the Festival of Winter, are popular community gatherings. With its strategic location, strong economy, and vibrant community life, Fontana is a key city in San Bernardino County.

Victorville

Area, Population, and Geography

• Area: 73.7 square miles
• Population: Approximately 135,000 (2023 estimate)
• Zip Codes: 92392-92395
• Latitude: 34.5361° N
• Longitude: 117.2912° W

City Location and History

Victorville is located in the High Desert region of San Bernardino County, along the Mojave River. The city was originally founded in 1885 as a station for the Atchison, Topeka, and Santa Fe Railway and was named after Jacob Nash Victor, a railroad construction superintendent. Victorville developed as a transportation hub and later became a key location during World War II with the establishment of the Victorville Army Airfield, now known as Southern California Logistics Airport. The city grew rapidly in the latter half of the 20th century as a residential community, attracting people seeking affordable housing and a desert lifestyle. Today, Victorville is a growing city with a mix of residential, commercial, and industrial areas.

Major Schools and Landmarks

Victorville is served by the Victor Elementary School District and the Victor Valley Union High School District, with Victor Valley High School and Silverado High School being the main secondary institutions. The city’s major landmarks include the California Route 66 Museum, which celebrates the history of the famous highway that passes through Victorville. The Victor Valley Museum offers exhibits on the region’s cultural and natural history. The Mojave Narrows Regional Park, located along the Mojave River, provides outdoor recreation opportunities such as fishing, camping, and horseback riding. The annual Victorville Fall Festival is a popular event that brings the community together with music, food, and entertainment. Victorville’s strategic location in the High Desert, combined with its growth and community spirit, make it an important city in San Bernardino County.

Upland

Area, Population, and Geography

• Area: 15.6 square miles
• Population: Approximately 78,000 (2023 estimate)
• Zip Codes: 91784-91786
• Latitude: 34.0975° N
• Longitude: 117.6484° W

City Location and History

Upland is located at the base of the San Gabriel Mountains in the southwestern part of San Bernardino County. The city was originally part of the Ontario Colony, founded in 1882 by Canadian engineers George and William Chaffey. Upland was established as a separate community in 1906, known for its agriculture, particularly citrus groves and vineyards. The city’s name reflects its higher elevation compared to the neighboring towns. Upland developed as a residential and commercial center, with a distinct small-town feel that has been preserved despite the growth of the surrounding Inland Empire. The historic Euclid Avenue, with its wide median and tree-lined streets, remains a central feature of the city.

Major Schools and Landmarks

Upland is served by the Upland Unified School District, with Upland High School being the main secondary school. The city’s major landmarks include the historic Grove Theatre, a venue for live performances that dates back to the early 20th century. The Cooper Regional History Museum offers exhibits on the city’s history, including its agricultural roots and the development of the Ontario Colony. Upland is also home to the Madonna of the Trail, a statue that commemorates the pioneer women who traveled westward. The annual Upland Lemon Festival celebrates the city’s citrus heritage with food, entertainment, and community activities. Upland’s combination of historical charm, community events, and proximity to the mountains makes it a desirable place to live and a key city in San Bernardino County.

Map of Cities in San Bernardino County, CA