| 1 | Lafayette city (southwest 5) | 43.4% |
| 2 | Lafayette city (south-southeast 2) | 43.1% |
| 3 | Lafayette city (southwest 3) | 42.2% |
| 4 | Lafayette city (east-northeast 1) | 41.9% |
| 5 | Lafayette city (west-northwest 1) | 39.8% |
| 6 | Lafayette city (west 2) | 36.9% |
| 7 | Lafayette city (east-northeast 2) | 35.7% |
| 8 | Lafayette city (south-southwest 1) | 35.3% |
| 9 | Lafayette city (north-northeast 3) | 34.7% |
| 10 | Lafayette city (southeast) | 33.9% |
| 11 | Lafayette city (south-southwest 2) | 33.7% |
| 12 | Broussard city (east) | 33.3% |
| 13 | Lafayette city (south-southeast 1) | 33% |
| 14 | Lafayette city (south-southeast 3) | 32.7% |
| 15 | Milton CDP | 32.3% |
| 16 | Lafayette city (north 3) | 32% |
| 17 | Lafayette city (east-southeast) | 31.7% |
| 18 | Lafayette city (west 3) | 31.4% |
| 19 | Lafayette city (north-northwest 1) | 30.7% |
| 20 | Youngsville city (southeast) | 30.5% |
| 21 | Lafayette city (south 2) | 30.1% |
| 22 | Broussard city (west) | 28.6% |
| 23 | Lafayette city (southwest 1) | 28.5% |
| 24 | Youngsville city (north-northwest) | 28.5% |
| 25 | Lafayette city (south 1) | 27.3% |
| 26 | Youngsville city (southwest) | 26.9% |
| 27 | Lafayette city (south-southeast 5) | 26.5% |
| 28 | Lafayette city (southwest 4) | 25.3% |
| 29 | Lafayette city (west 1) | 25.1% |
| 30 | Unincorporated (southwest) | 24.2% |
| 31 | Scott city (north-northeast) | 23.8% |
| 32 | Carencro city (east) | 23.5% |
| 33 | Lafayette city (north 4) | 22.9% |
| 34 | Youngsville city (north-northeast) | 22.7% |
| 35 | Lafayette city (north 5) | 22.2% |
| 36 | Carencro city (northwest) | 19.1% |
| 37 | Lafayette city (west-northwest 2) | 18.6% |
| 38 | Lafayette city (west-southwest) | 18.5% |
| 39 | Lafayette city (southwest 2) | 18.3% |
| 40 | Scott city (southeast) | 17.6% |
| 41 | Unincorporated (northeast) | 16.3% |
| 42 | Lafayette city (south-southeast 4) | 15.9% |
| 43 | Scott city (west-southwest) | 15.4% |
| 44 | Carencro city (west-southwest) | 15% |
| 45 | Lafayette city (northeast 2) | 14.3% |
| 46 | Duson town | 13.7% |
| 47 | Scott city (south-southwest) | 13.6% |
| 48 | Carencro city (southeast) | 13.4% |
| 49 | Ossun CDP | 11.7% |
| 50 | Scott city (northeast) | 11% |
| 51 | Lafayette city (north-northeast 1) | 9.9% |
| 52 | Lafayette city (northeast 1) | 9.4% |
| 53 | Lafayette city (north-northeast 4) | 9% |
| 54 | Lafayette city (north-northeast 2) | 7.5% |
| 55 | Lafayette city (north 2) | 5.3% |
| 56 | Lafayette city (northeast 3) | 4.5% |
| 57 | Lafayette city (north-northwest 2) | 4.1% |
| 58 | Lafayette city (north 1) | 1.2% |