Rancho San Diego, California
Rancho San Diego: Census designated place
About
Rancho San Diego is a CDP located in the county of San Diego in the U.S. state of California.
Quick Facts about Rancho San Diego
| Population : | 21,208 |
| Country : | United States of America |
| State : | California (United States) |
| County : | San Diego County |
| Postal code : | 91978 |
| Phone Area Codes : | 619 |
| Water as percent of area : | 0% |
| Land as percent of area : | 100% |
| Altitude : | 361 feet / 110 meters |
| Time Zone : | Pacific Time Zone, UTC−08:00, UTC−07:00 |
| Local time : | 23:20:49 (4th December 2025) |
People born in Rancho San Diego (1)
Rutilo Felipe Pozos Lorenzini was born in Rancho San Diego
Schools in Rancho San Diego
College & universities near Rancho San Diego, CA
| Code | Name | City | ZIP |
|---|---|---|---|
| 113218 | Cuyamaca College | El Cajon (CA) | 92019 |
Stations (14)
Amtrak & bus stations near Rancho San Diego, CA
| Code | Name | Address | Type |
|---|---|---|---|
| SAN | Santa Fe Depot | 1050 Kettner Blvd | RAIL |
| OLT | Old Town Transit Center | 4005 Taylor Street | RAIL |
| SRB | Sorrento Valley station | 11170 Sorrento Valley Road | RAIL |
| SOL | Solana Beach | 105 North Cedros Avenue | RAIL |
| ENC | Encinitas, CA | 25 East D Street | RAIL |
Post offices near Rancho San Diego
| Post Office Name | City | ZIP |
|---|---|---|
| La Mesa Post Office | Spring Valley (CA) | 91977 |
Other cities in San Diego County
Cities, towns, neighborhoods & other populated places in San Diego County , CA. (more)
| City Name | Population | Title |
|---|---|---|
| San Diego | 1,422,420 | The eighth most populous city in the United States and the center of the San Diego metropolitan area. |
| Chula Vista | 272,979 | The second most populous city in San Diego County, California. |
| Oceanside | 174,648 | The second most populous city in San Diego County, California. |
| Escondido | 149,943 | The second most populous city in San Diego County, California. |
| Carlsbad | 115,599 | The most populous city in San Diego County, California. |
| El Cajon | 102,401 | The second most populous city in San Diego County, California. |
| Vista | 100,636 | The most populous city in San Diego County, California. |
| San Marcos | 97,477 | The second most populous city in San Diego County, California. |
| Encinitas | 62,671 | The most populous city in San Diego County, California. |
| National City | 61,394 | The most populous city in San Diego County, California. |
| La Mesa | 59,724 | The most populous city in San Diego County, California. |
| Santee | 57,770 | A city in San Diego County, California. |
| Poway | 49,246 | A city in San Diego County, California. |
| La Presa | 34,169 | Census designated place |
| Fallbrook | 30,534 | Unincorporated community in San Diego County, California, United States |
| Spring Valley | 28,205 | Town in San Diego County, California, United States |
Distance to Other Cities
Rancho San Diego distances to largest California cities