| 1 | Avila Beach CDP (west) | 40% |
| 2 | California Polytechnic State University CDP (southwest) | 39.4% |
| 3 | Arroyo Grande city (west) | 38.7% |
| 4 | Templeton CDP | 35.3% |
| 5 | Edna CDP (west-northwest 2) | 34.7% |
| 6 | California Polytechnic State University CDP (southeast) | 34.2% |
| 7 | Edna CDP (southeast) | 33.9% |
| 8 | San Simeon CDP (south) | 33.9% |
| 9 | San Luis Obispo city (west) | 33.7% |
| 10 | Pismo Beach city (southeast) | 32.9% |
| 11 | San Luis Obispo city (northwest) | 32.9% |
| 12 | Arroyo Grande city (east) | 32.7% |
| 13 | Avila Beach CDP (southeast) | 32.4% |
| 14 | Santa Margarita CDP (southeast) | 32.3% |
| 15 | San Simeon CDP (southeast) | 30.1% |
| 16 | San Luis Obispo city (south-southwest) | 29.9% |
| 17 | San Simeon CDP (south-southeast 1) | 29.9% |
| 18 | California Polytechnic State University CDP (west-northwest) | 29.8% |
| 19 | San Luis Obispo city (south) | 29.3% |
| 20 | Los Berros CDP (north-northwest) | 29.2% |
| 21 | El Paso de Robles (Paso Robles) city (northwest) | 29% |
| 22 | Los Osos CDP (northwest) | 28.5% |
| 23 | Woodlands CDP (southwest) | 28.5% |
| 24 | Avila Beach CDP (north-northeast) | 28.3% |
| 25 | Morro Bay city (east-southeast) | 28% |
| 26 | Los Berros CDP (south-southeast) | 27.9% |
| 27 | Cayucos CDP | 27.7% |
| 28 | San Luis Obispo city (east) | 26.9% |
| 29 | El Paso de Robles (Paso Robles) city (west-southwest) | 26.8% |
| 30 | San Simeon CDP (northwest 2) | 26.1% |
| 31 | San Simeon CDP (northeast) | 25.6% |
| 32 | San Simeon CDP (northwest 1) | 25.6% |
| 33 | Shandon CDP (west-southwest 2) | 25.5% |
| 34 | Cambria CDP | 25% |
| 35 | Los Osos CDP (southeast) | 24.6% |
| 36 | California Polytechnic State University CDP (east-southeast) | 23.3% |
| 37 | Creston CDP (south-southwest) | 23.1% |
| 38 | Morro Bay city (west-northwest) | 23% |
| 39 | San Miguel CDP (east-southeast) | 22.4% |
| 40 | El Paso de Robles (Paso Robles) city (northeast) | 22.3% |
| 41 | Shandon CDP (west) | 21.8% |
| 42 | California Polytechnic State University CDP (north-northeast 1) | 21.2% |
| 43 | Shandon CDP (east-southeast) | 21.1% |
| 44 | Grover Beach city (south) | 20.6% |
| 45 | Creston CDP (east) | 19.8% |
| 46 | San Simeon CDP (south-southeast 2) | 19.8% |
| 47 | Edna CDP (east) | 19.4% |
| 48 | San Miguel CDP (west) | 19.2% |
| 49 | Woodlands CDP (southeast) | 18.7% |
| 50 | Nipomo CDP | 18.6% |
| 51 | Shandon CDP (north-northeast) | 18.6% |
| 52 | Grover Beach city (east-southeast) | 18.3% |
| 53 | Santa Margarita CDP (northwest) | 18.2% |
| 54 | Creston CDP (west) | 17.9% |
| 55 | Grover Beach city (north-northwest) | 16.9% |
| 56 | Oceano CDP | 16.6% |
| 57 | Creston CDP (west-northwest) | 16.2% |
| 58 | El Paso de Robles (Paso Robles) city (south-southwest) | 15.3% |
| 59 | Atascadero city | 14.9% |
| 60 | Woodlands CDP (east-southeast) | 14.9% |
| 61 | Grover Beach city (west-northwest) | 14% |
| 62 | Shandon CDP (west-southwest 1) | 13.9% |
| 63 | Grover Beach city (northeast) | 13.7% |
| 64 | Oak Shores CDP | 12.8% |
| 65 | Edna CDP (south-southwest) | 11.6% |
| 66 | San Miguel CDP (east-northeast) | 9.3% |
| 67 | Woodlands CDP (northwest) | 7.7% |
| 68 | Edna CDP (west-northwest 1) | 1% |
| 69 | California Polytechnic State University CDP (north-northeast 2) | 0% |