Cities & Towns in San Diego County, CA
San Diego County, San Diego County, founded in 1850, is one of 58 counties in the US state of California. In 2010 census, the county had a population of 3,222,466 and a population density of 275 people per km², making it the fifth most populous county in the United States and the second in California. In 2019 county had a population of 3,338,330. The county's headquarters are San Diego.. As of 2020 county had an estimated population of 3,332,427 inhabitants. The county was created 175 years ago in 1850. Its county seat is San Diego.
There are 39 city/town in San Diego County, CA. The largest city of San Diego County is San Diego with a population of 1,422,420. Other cities include, Chula Vista population 272,979, Oceanside population 174,648, Escondido population 149,943, Carlsbad population 115,599
San Diego
San Diego, The eighth most populous city in the United States and the center of the San Diego metropolitan area.
Chula Vista
Chula Vista, The second most populous city in San Diego County, California.
Oceanside
Oceanside, The second most populous city in San Diego County, California.
San Diego County is home to 18 incorporated cities, each with its own unique character and attractions. From the beaches of coastal towns like Oceanside and Imperial Beach to inland communities like Escondido and El Cajon, the cities of San Diego County offer residents and visitors diverse options for living, working, dining, and exploring.
The city of San Diego is the county seat and largest city, known for its beautiful beaches, the historic Gaslamp Quarter, Balboa Park, and world-famous San Diego Zoo. Just north of San Diego you'll find Encinitas, an iconic surf town with great shops and restaurants. Coastal Carlsbad is popular for its flower fields and LEGOLAND amusement park.
Inland, La Mesa and El Cajon cater to a more suburban lifestyle with quality schools and neighborhoods. Lemon Grove and Santee are other great East County communities. Down south, Vista is known for its beaches, its Mexican culture, and its many attractions, such as the Otay Mountain Wilderness and the Chula Vista Nature Center.">Chula Vista and National City are economic hubs near the US-Mexico border.
No matter your interests - arts, dining al fresco, sports, or outdoor activities - you'll find vibrant cities and towns to explore across San Diego County. The mild climate, diverse neighborhoods, and laidback vibe make it an ideal place to live, work, and play.
All San Diego County Cities (Aphebetical)
List of cities, towns, neighborhoods & other populated places in San Diego County.
| City Name | Title | Population |
|---|---|---|
| Alpine | Census-designated place in San Diego County, California, United States | 14,236 |
| Bonita | Census designated place | 12,538 |
| Bonsall | Census-designated place in San Diego County, California | 3,982 |
| Borrego Springs | Census-designated place in San Diego County, California | 3,429 |
| Carlsbad | The most populous city in San Diego County, California. | 115,599 |
| Chula Vista | The second most populous city in San Diego County, California. | 272,979 |
| Coronado | City in San Diego County, California, United States | 22,647 |
| Del Mar | City in California | 4,304 |
| El Cajon | The second most populous city in San Diego County, California. | 102,401 |
| Encinitas | The most populous city in San Diego County, California. | 62,671 |
| Escondido | The second most populous city in San Diego County, California. | 149,943 |
| Fallbrook | Unincorporated community in San Diego County, California, United States | 30,534 |
| Granite Hills | Census-designated place in San Diego County, California | 3,035 |
| Harbison Canyon | Census-designated place in San Diego County, California | 3,841 |
| Hidden Meadows | Census-designated place in San Diego County, California | 3,485 |
| Imperial Beach | City in California, USA | 27,325 |
| Jamul | Census-designated place in San Diego County, California | 6,163 |
| Julian | Census designated place | 1,502 |
| La Mesa | The most populous city in San Diego County, California. | 59,724 |
| La Presa | Census designated place | 34,169 |
| Lake San Marcos | Census-designated place in San Diego County, California | 4,437 |
| Lemon Grove | City in San Diego County, California, USA | 26,528 |
| National City | The most populous city in San Diego County, California. | 61,394 |
| Oceanside | The second most populous city in San Diego County, California. | 174,648 |
| Pine Valley | Census-designated place in San Diego County, California | 1,510 |
| Poway | A city in San Diego County, California. | 49,246 |
| Rainbow | Census-designated place in San Diego County, California, United States of America | 1,832 |
| Ramona | Town in California | 20,292 |
| Rancho San Diego | Census designated place | 21,208 |
| Rancho Santa Fe | Census-designated place in San Diego County, California, United States | 3,117 |
| San Diego | The eighth most populous city in the United States and the center of the San Diego metropolitan area. | 1,422,420 |
| San Diego Country Estates | Census-designated place in San Diego County, California | 10,109 |
| San Marcos | The second most populous city in San Diego County, California. | 97,477 |
| Santee | A city in San Diego County, California. | 57,770 |
| Solana Beach | City in San Diego County, California, United States | 13,190 |
| Spring Valley | Town in San Diego County, California, United States | 28,205 |
| Valley Center | City in Sedgwick County, Kansas, United States of America | 9,277 |
| Vista | The most populous city in San Diego County, California. | 100,636 |
| Winter Gardens | Census-designated place in San Diego County, California | 20,631 |
