| 1 | Ellicott City CDP (north-northeast) | 37.5% |
| 2 | Scaggsville CDP (southeast) | 34.4% |
| 3 | Savage CDP (north-northwest 1) | 34.1% |
| 4 | Fulton CDP (north-northwest) | 34% |
| 5 | Ellicott City CDP (northeast 2) | 33.3% |
| 6 | Savage CDP (northeast) | 31.4% |
| 7 | Ellicott City CDP (northwest 1) | 30.6% |
| 8 | Ellicott City CDP (west-southwest) | 30.5% |
| 9 | Savage CDP (east) | 30.5% |
| 10 | Lisbon CDP (east-northeast 1) | 30.4% |
| 11 | Savage CDP (north-northwest 2) | 28.4% |
| 12 | Ellicott City CDP (west) | 27.7% |
| 13 | Fulton CDP (west-northwest) | 27.7% |
| 14 | Ellicott City CDP (north-northwest) | 26.8% |
| 15 | North Laurel CDP (south) | 26.5% |
| 16 | Ellicott City CDP (southeast 1) | 26.2% |
| 17 | Fulton CDP (south-southeast) | 26% |
| 18 | Scaggsville CDP (west) | 23.5% |
| 19 | North Laurel CDP (southeast) | 23.3% |
| 20 | Columbia CDP (north-northeast) | 23.1% |
| 21 | Ellicott City CDP (south-southwest) | 23.1% |
| 22 | Highland CDP (west) | 22.9% |
| 23 | Elkridge CDP (southwest) | 22.7% |
| 24 | Ellicott City CDP (northeast 1) | 22.2% |
| 25 | Columbia CDP (east-northeast) | 22.1% |
| 26 | Ellicott City CDP (north) | 22.1% |
| 27 | Savage CDP (south) | 21.6% |
| 28 | Ilchester CDP (northwest) | 21.5% |
| 29 | Columbia CDP (west-southwest) | 21.4% |
| 30 | Ellicott City CDP (southwest) | 21.3% |
| 31 | Ilchester CDP (south-southwest) | 21.2% |
| 32 | Ilchester CDP (west) | 20.6% |
| 33 | North Laurel CDP (east) | 20.4% |
| 34 | Fulton CDP (north) | 20.2% |
| 35 | Fulton CDP (southwest) | 20.2% |
| 36 | Ilchester CDP (east) | 19.5% |
| 37 | North Laurel CDP (west-northwest) | 19.4% |
| 38 | Highland CDP (north-northeast) | 19.3% |
| 39 | Ellicott City CDP (southeast 2) | 19.2% |
| 40 | Ellicott City CDP (east-northeast) | 19% |
| 41 | Columbia CDP (southeast) | 18.7% |
| 42 | Ellicott City CDP (south) | 18.6% |
| 43 | Scaggsville CDP (north-northwest) | 18.2% |
| 44 | Fulton CDP (north-northeast) | 18.1% |
| 45 | Ilchester CDP (south-southeast) | 18.1% |
| 46 | Ellicott City CDP (northwest 2) | 17.3% |
| 47 | North Laurel CDP (north-northwest) | 17% |
| 48 | Savage CDP (west-southwest) | 16.7% |
| 49 | Highland CDP (south) | 16.4% |
| 50 | Ilchester CDP (northeast) | 14.3% |
| 51 | Elkridge CDP (northeast) | 13.1% |
| 52 | Fulton CDP (east-southeast) | 12.8% |
| 53 | Lisbon CDP (south-southwest) | 12.4% |
| 54 | Lisbon CDP (west) | 12.4% |
| 55 | Ellicott City CDP (south-southeast) | 11.9% |
| 56 | Lisbon CDP (west-southwest) | 11.4% |
| 57 | Columbia CDP (north-northwest) | 10.4% |
| 58 | Columbia CDP (south-southwest) | 7.8% |
| 59 | Lisbon CDP (east-northeast 2) | 7.3% |