Ranking of San Diego, CA Cities and Places By population in 2021
Updated on June 27, 2025.
Based on the US Census Vintage data estimates, in 2021, among all San Diego, CA cities and places, San Diego city had the highest population (1.38M), followed by Balance of San Diego County (510.02K), and Chula Vista city (275.75K).
The chart below shows the top 10 cities and places, and the table below shows the ranking of all San Diego cities and places.
You can see similar information for other California counties. You can also see the ranking of all cities and places in California.
Data Source: US Census Bureau (Vintage).
Ranking of San Diego, CA Cities and Places By population in 2021
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| Rank | City or Place | Population |
|---|---|---|
| 1 | San Diego city | 1374972 |
| 2 | Balance of San Diego County | 510020 |
| 3 | Chula Vista city | 275745 |
| 4 | Oceanside city | 173023 |
| 5 | Escondido city | 150214 |
| 6 | Carlsbad city | 114968 |
| 7 | El Cajon city | 105095 |
| 8 | Vista city | 99221 |
| 9 | San Marcos city | 93372 |
| 10 | Encinitas city | 61684 |
| 11 | La Mesa city | 60758 |
| 12 | Santee city | 59154 |
| 13 | National City city | 58095 |
| 14 | Poway city | 48503 |
| 15 | Lemon Grove city | 27526 |
| 16 | Imperial Beach city | 25906 |
| 17 | Coronado city | 19257 |
| 18 | Solana Beach city | 12818 |
| 19 | Del Mar city | 3913 |