| 1 | Braddock Heights CDP (west-southwest) | 15.7% |
| 2 | Frederick city (west) | 15.4% |
| 3 | Ballenger Creek CDP (north-northeast) | 13.5% |
| 4 | Emmitsburg town (south-southeast) | 12.8% |
| 5 | Myersville town (west) | 12.8% |
| 6 | Woodsboro town | 10.6% |
| 7 | Walkersville town (south-southwest) | 10.5% |
| 8 | Ballenger Creek CDP (north-northwest 2) | 9.8% |
| 9 | Ballenger Creek CDP (west-northwest) | 9.1% |
| 10 | Thurmont town | 8.9% |
| 11 | Ballenger Creek CDP (east-northeast) | 8.7% |
| 12 | Frederick city (south) | 8.6% |
| 13 | Libertytown CDP (west-southwest) | 8.1% |
| 14 | Walkersville town (south) | 7.8% |
| 15 | Burkittsville town | 7.7% |
| 16 | Frederick city (southwest) | 6.9% |
| 17 | Braddock Heights CDP (southeast) | 6.5% |
| 18 | Sabillasville CDP (northwest) | 6.4% |
| 19 | Walkersville town (west-southwest) | 5.8% |
| 20 | Lewistown CDP (north-northeast) | 5.7% |
| 21 | Libertytown CDP (east-northeast) | 5.6% |
| 22 | Frederick city (north-northwest) | 5.5% |
| 23 | Ballenger Creek CDP (north-northwest 1) | 5.4% |
| 24 | Emmitsburg town (north-northwest) | 5.3% |
| 25 | Brunswick city | 5.1% |
| 26 | Frederick city (north-northeast) | 5% |
| 27 | Myersville town (south-southeast) | 5% |
| 28 | Middletown town | 4.6% |
| 29 | Adamstown CDP (southwest) | 4.5% |
| 30 | Myersville town (north) | 4.4% |
| 31 | Urbana CDP (east) | 4.3% |
| 32 | Frederick city (east) | 4.2% |
| 33 | Linganore CDP (northwest) | 4.2% |
| 34 | Frederick city (southeast) | 3.9% |
| 35 | Adamstown CDP (southeast) | 3.6% |
| 36 | Adamstown CDP (north-northwest) | 3.4% |
| 37 | Rosemont village | 2.7% |
| 38 | Ballenger Creek CDP (south-southeast) | 2.4% |
| 39 | Bartonsville CDP | 2.4% |
| 40 | Libertytown CDP (north) | 2.4% |
| 41 | Linganore CDP (southeast) | 2.4% |
| 42 | Point of Rocks CDP (south) | 2.4% |
| 43 | Ballenger Creek CDP (west-southwest) | 2.3% |
| 44 | Ballenger Creek CDP (south-southwest) | 2% |
| 45 | Sabillasville CDP (southeast) | 2% |
| 46 | Monrovia CDP (northeast) | 1.9% |
| 47 | Monrovia CDP (south-southwest) | 1.9% |
| 48 | Point of Rocks CDP (northeast) | 1.9% |
| 49 | Frederick city (south-southwest) | 1.8% |
| 50 | Spring Ridge CDP (south) | 1.6% |
| 51 | Walkersville town (north) | 1.6% |
| 52 | Braddock Heights CDP (east) | 1.5% |
| 53 | Frederick city (northeast) | 1.4% |
| 54 | Spring Ridge CDP (north) | 1.3% |
| 55 | Walkersville town (northeast) | 1.2% |
| 56 | Monrovia CDP (south-southeast) | 0.9% |
| 57 | Braddock Heights CDP (east-northeast) | 0.7% |
| 58 | Libertytown CDP (southeast) | 0.7% |
| 59 | Braddock Heights CDP (northwest) | 0.6% |
| 60 | Mount Airy town | 0.6% |
| 61 | New Market town | 0.5% |
| 62 | Point of Rocks CDP (west-southwest) | 0.5% |
| 63 | Lewistown CDP (south-southwest) | 0.3% |
| 64 | Monrovia CDP (west) | 0% |
| 65 | Urbana CDP (west) | 0% |