| 1 | Hershey CDP (east) | 24.1% |
| 2 | Colonial Park CDP (east) | 23.1% |
| 3 | Rutherford CDP | 21.6% |
| 4 | Harrisburg city (east 1) | 21% |
| 5 | Colonial Park CDP (west) | 18.2% |
| 6 | Colonial Park CDP (north-northwest) | 17.9% |
| 7 | Progress CDP (west-southwest) | 16.8% |
| 8 | Lawnton CDP | 16.7% |
| 9 | Colonial Park CDP (south-southeast) | 16.1% |
| 10 | Hershey CDP (north-northwest 2) | 16.1% |
| 11 | Unincorporated (south-southwest 1) | 15.8% |
| 12 | Unincorporated (west-northwest 2) | 15.6% |
| 13 | Unincorporated (west 1) | 14.9% |
| 14 | Harrisburg city (west-southwest 2) | 14.7% |
| 15 | Unincorporated (east-southeast 1) | 14.4% |
| 16 | Unincorporated (south-southwest 2) | 14.4% |
| 17 | Harrisburg city (southeast) | 13.8% |
| 18 | Bressler CDP | 13.7% |
| 19 | Paxtang borough | 13.4% |
| 20 | Progress CDP (east-southeast) | 12.8% |
| 21 | Harrisburg city (east-southeast 1) | 11.6% |
| 22 | Linglestown CDP (west-northwest) | 10.8% |
| 23 | Unincorporated (south-southeast 3) | 10.8% |
| 24 | Progress CDP (northwest) | 10.3% |
| 25 | Unincorporated (east) | 10.3% |
| 26 | Union Deposit CDP | 10% |
| 27 | Harrisburg city (south) | 9.9% |
| 28 | Middletown borough (north) | 9.6% |
| 29 | Harrisburg city (west-northwest 2) | 8.1% |
| 30 | Harrisburg city (east-southeast 2) | 7.9% |
| 31 | Harrisburg city (north-northwest) | 7.4% |
| 32 | Harrisburg city (east 2) | 7.1% |
| 33 | Paxtonia CDP | 7.1% |
| 34 | Linglestown CDP (east-southeast) | 6.7% |
| 35 | Hershey CDP (south-southwest) | 6.6% |
| 36 | Middletown borough (east-southeast) | 6.5% |
| 37 | Skyline View CDP (south-southeast) | 6.3% |
| 38 | Middletown borough (south-southwest) | 6.1% |
| 39 | Unincorporated (west 2) | 6% |
| 40 | Unincorporated (west-northwest 1) | 6% |
| 41 | Hershey CDP (north-northwest 1) | 5.5% |
| 42 | Harrisburg city (east-northeast) | 5% |
| 43 | Harrisburg city (northwest) | 5% |
| 44 | Palmdale CDP | 4.9% |
| 45 | Skyline View CDP (north-northwest) | 4.9% |
| 46 | Gratz borough | 4.8% |
| 47 | Highspire borough | 4.8% |
| 48 | Penbrook borough | 4.5% |
| 49 | Unincorporated (north-northeast) | 4.2% |
| 50 | Unincorporated (south-southeast 1) | 4.1% |
| 51 | Unincorporated (south-southeast 2) | 3.2% |
| 52 | Harrisburg city (west-southwest 1) | 3% |
| 53 | Harrisburg city (west-southwest 3) | 2.8% |
| 54 | Hummelstown borough | 2% |
| 55 | Unincorporated (east-southeast 2) | 1.8% |
| 56 | Steelton borough (northwest) | 1.6% |
| 57 | Millersburg borough | 1.5% |
| 58 | Royalton borough | 1.4% |
| 59 | Steelton borough (southeast) | 1.4% |
| 60 | Harrisburg city (west-northwest 1) | 1.3% |
| 61 | Lenkerville CDP | 1.3% |
| 62 | Lykens borough | 1.2% |
| 63 | Unincorporated (north) | 1% |
| 64 | Dauphin borough | 0.6% |
| 65 | Elizabethville borough | 0.6% |
| 66 | Halifax borough | 0.4% |
| 67 | Williamstown borough | 0.2% |