Identifiers: city · CDP
| Rank | Community | Population |
|---|---|---|
| 1 | Modesto (city), CA | 218,464 |
| 2 | Tracy (city), CA | 93,000 |
| 3 | Turlock (city), CA | 72,740 |
| 4 | Ceres (city), CA | 49,302 |
| 5 | Patterson (city), CA | 23,781 |
| 6 | Newman (city), CA | 12,351 |
| 7 | Delhi (CDP), CA | 10,656 |
| 8 | Gustine (city), CA | 6,110 |
| 9 | West Modesto (CDP), CA | 5,965 |
| 10 | Keyes (CDP), CA | 5,672 |
| 11 | Hilmar-Irwin (CDP), CA | 5,164 |
| 12 | Bret Harte (CDP), CA | 5,135 |
| 13 | Bystrom (CDP), CA | 3,957 |
| 14 | Santa Nella (CDP), CA | 2,211 |
| 15 | Rouse (CDP), CA | 1,913 |
| 16 | Diablo Grande (CDP), CA | 1,669 |
| 17 | Airport (CDP), CA | 1,389 |
| 18 | Parklawn (CDP), CA | 1,249 |
| 19 | Riverdale Park (CDP), CA | 1,053 |
| 20 | Grayson (CDP), CA | 1,041 |