| Name | Status | Population census 1990-04-01 | Population census 2000-04-01 | Population census 2010-04-01 | |
|---|---|---|---|---|---|
| San Luis Obispo | County | 217,162 | 246,746 | 269,637 | o |
| California | Federal State | 29,811,427 | 33,871,653 | 37,253,956 |
| Name | Status | Population census 1990-04-01 | Population census 2000-04-01 | Population census 2010-04-01 | |
|---|---|---|---|---|---|
| Arroyo Grande | City | 14,562 | 15,873 | 17,252 | o |
| Atascadero | City | 23,229 | 26,420 | 28,310 | o |
| Avilla Beach | Census-Designated Place | ... | ... | 1,627 | o |
| Blacklake | Census-Designated Place | ... | ... | 930 | o |
| Callender | Census-Designated Place | ... | ... | 1,262 | o |
| Cambria | Census-Designated Place | ... | 6,232 | 6,032 | o |
| Cayucos | Census-Designated Place | 2,960 | 2,943 | 2,592 | o |
| Creston | Census-Designated Place | ... | ... | 94 | o |
| Edna | Census-Designated Place | ... | ... | 193 | o |
| El Paso de Robles (Paso Robles) (Paso Robles) | City | 19,455 | 24,401 | 29,793 | o |
| Garden Farms | Census-Designated Place | ... | ... | 386 | o |
| Grover Beach | City | 11,598 | 13,067 | 13,156 | o |
| Lake Nacimiento | Census-Designated Place | ... | ... | 2,411 | o |
| Los Berros | Census-Designated Place | ... | ... | 641 | o |
| Los Osos | Census-Designated Place | ... | ... | 14,276 | o |
| Los Ranchos | Census-Designated Place | ... | ... | 1,477 | o |
| Morro Bay | City | 9,552 | 10,350 | 10,234 | o |
| Nipomo | Census-Designated Place | ... | ... | 16,714 | o |
| Oak Shores | Census-Designated Place | ... | ... | 337 | o |
| Oceano | Census-Designated Place | 6,169 | 7,260 | 7,286 | o |
| Pismo Beach | City | 7,737 | 8,551 | 7,655 | o |
| San Luis Obispo | City | 41,946 | 44,286 | 45,119 | o |
| San Miguel | Census-Designated Place | ... | 1,427 | 2,336 | o |
| San Simeon | Census-Designated Place | ... | ... | 462 | o |
| Santa Margarita | Census-Designated Place | ... | ... | 1,259 | o |
| Shandon | Census-Designated Place | ... | 986 | 1,295 | o |
| Templeton | Census-Designated Place | ... | ... | 7,674 | o |
| Whitley Gardens | Census-Designated Place | ... | ... | 285 | o |
| Woodlands | Census-Designated Place | ... | ... | 576 | o |
Source: US Census Bureau (web).
2011-04-03WWW.CITYPOPULATION.DE