| 1 | Lancaster city (south-southeast) | 10.7% |
| 2 | Lancaster city (southwest 2) | 9.7% |
| 3 | Lancaster city (east 3) | 9.3% |
| 4 | Unincorporated (east-northeast 1) | 8.8% |
| 5 | Lancaster city (southwest 1) | 6.9% |
| 6 | Lancaster city (northwest 3) | 5.4% |
| 7 | Lancaster city (west-southwest) | 5.4% |
| 8 | Lititz borough (west) | 4.6% |
| 9 | Lancaster city (southwest 3) | 4.2% |
| 10 | Lancaster city (south) | 4.1% |
| 11 | Lancaster city (north) | 3.9% |
| 12 | Lancaster city (east-southeast) | 3.7% |
| 13 | Lancaster city (south-southwest) | 3% |
| 14 | Bainbridge CDP | 2.2% |
| 15 | Leola CDP (east-northeast) | 2% |
| 16 | Millersville borough (south) | 1.9% |
| 17 | Lancaster city (northeast) | 1.7% |
| 18 | Unincorporated (west-southwest) | 1.6% |
| 19 | Lancaster city (southeast 1) | 1.5% |
| 20 | Unincorporated (southeast 1) | 1.5% |
| 21 | Gap CDP | 1.3% |
| 22 | Georgetown CDP | 1.1% |
| 23 | Marietta borough | 1.1% |
| 24 | Unincorporated (west-northwest 2) | 1% |
| 25 | Blue Ball CDP | 0.9% |
| 26 | Lititz borough (east) | 0.9% |
| 27 | Soudersburg CDP | 0.9% |
| 28 | Washington Boro CDP | 0.9% |
| 29 | Elizabethtown borough (north-northwest) | 0.8% |
| 30 | Lancaster city (west 2) | 0.8% |
| 31 | Salunga CDP (southwest) | 0.8% |
| 32 | Unincorporated (northeast 2) | 0.8% |
| 33 | Brownstown CDP | 0.7% |
| 34 | East Petersburg borough | 0.7% |
| 35 | Manheim borough | 0.7% |
| 36 | Rheems CDP (southwest) | 0.7% |
| 37 | Unincorporated (south-southeast 1) | 0.7% |
| 38 | Ephrata borough (west-southwest) | 0.6% |
| 39 | Millersville borough (northwest) | 0.6% |
| 40 | Unincorporated (southwest 1) | 0.6% |
| 41 | Columbia borough (north) | 0.5% |
| 42 | Conestoga CDP | 0.5% |
| 43 | Millersville borough (north-northeast) | 0.5% |
| 44 | Unincorporated (north) | 0.5% |
| 45 | Unincorporated (north-northeast 4) | 0.5% |
| 46 | Unincorporated (south-southwest 1) | 0.5% |
| 47 | Willow Street CDP (southwest) | 0.5% |
| 48 | Lancaster city (northwest 2) | 0.4% |
| 49 | Mountville borough | 0.4% |
| 50 | Intercourse CDP | 0.3% |
| 51 | Kirkwood CDP | 0.3% |
| 52 | Lancaster city (southeast 2) | 0.3% |
| 53 | Christiana borough | 0.2% |
| 54 | Lancaster city (east 2) | 0.2% |
| 55 | Paradise CDP | 0.2% |
| 56 | Reamstown CDP | 0.2% |
| 57 | Mount Joy borough (southwest) | 0.1% |
| 58 | Unincorporated (east-northeast 2) | 0.1% |
| 59 | Unincorporated (west 1) | 0.1% |
| 60 | Akron borough | 0% |
| 61 | Bowmansville CDP | 0% |
| 62 | Brickerville CDP | 0% |
| 63 | Cambridge CDP | 0% |
| 64 | Churchtown CDP | 0% |
| 65 | Clay CDP | 0% |
| 66 | Columbia borough (east-southeast) | 0% |
| 67 | Columbia borough (southwest) | 0% |
| 68 | Denver borough | 0% |
| 69 | Elizabethtown borough (south-southeast) | 0% |
| 70 | Ephrata borough (east-southeast) | 0% |
| 71 | Ephrata borough (north-northwest) | 0% |
| 72 | Farmersville CDP | 0% |
| 73 | Goodville CDP | 0% |
| 74 | Hinkletown CDP | 0% |
| 75 | Lampeter CDP | 0% |
| 76 | Lancaster city (east 1) | 0% |
| 77 | Lancaster city (north-northeast) | 0% |
| 78 | Lancaster city (northwest 1) | 0% |
| 79 | Lancaster city (west 1) | 0% |
| 80 | Landisville CDP | 0% |
| 81 | Leola CDP (west-southwest) | 0% |
| 82 | Little Britain CDP | 0% |
| 83 | Maytown CDP | 0% |
| 84 | Millersville borough (east-northeast) | 0% |
| 85 | Millersville borough (south-southwest) | 0% |
| 86 | Mount Joy borough (northeast) | 0% |
| 87 | New Holland borough | 0% |
| 88 | Penryn CDP (north-northwest) | 0% |
| 89 | Penryn CDP (south-southeast) | 0% |
| 90 | Quarryville borough | 0% |
| 91 | Refton CDP | 0% |
| 92 | Reinholds CDP | 0% |
| 93 | Rheems CDP (northeast) | 0% |
| 94 | Rohrerstown CDP | 0% |
| 95 | Rothsville CDP | 0% |
| 96 | Salunga CDP (northeast) | 0% |
| 97 | Schoeneck CDP | 0% |
| 98 | Swartzville CDP | 0% |
| 99 | Unincorporated (east) | 0% |
| 100 | Unincorporated (north-northeast 1) | 0% |
| 101 | Unincorporated (north-northeast 2) | 0% |
| 102 | Unincorporated (north-northeast 3) | 0% |
| 103 | Unincorporated (northeast 1) | 0% |
| 104 | Unincorporated (northeast 3) | 0% |
| 105 | Unincorporated (northwest) | 0% |
| 106 | Unincorporated (south-southeast 2) | 0% |
| 107 | Unincorporated (south-southwest 2) | 0% |
| 108 | Unincorporated (southeast 2) | 0% |
| 109 | Unincorporated (southwest 2) | 0% |
| 110 | Unincorporated (southwest 3) | 0% |
| 111 | Unincorporated (west 2) | 0% |
| 112 | Unincorporated (west-northwest 1) | 0% |
| 113 | Wakefield CDP | 0% |
| 114 | Willow Street CDP (east) | 0% |
| 115 | Willow Street CDP (north-northwest) | 0% |
| 116 | Witmer CDP | 0% |