| 1 | Sumas city (west-northwest) | 18.4% |
| 2 | Custer CDP (east) | 18% |
| 3 | Bellingham city (east-northeast) | 17.5% |
| 4 | Marietta-Alderwood CDP (east-southeast) | 17.1% |
| 5 | Sumas city (east-southeast) | 17.1% |
| 6 | Ferndale city (north-northeast) | 16.8% |
| 7 | Marietta-Alderwood CDP (east) | 16.5% |
| 8 | Bellingham city (southwest) | 16% |
| 9 | Everson city (west-southwest) | 15.5% |
| 10 | Custer CDP (south) | 15% |
| 11 | Sudden Valley CDP | 15% |
| 12 | Birch Bay CDP (north) | 14.7% |
| 13 | Ferndale city (west) | 14.6% |
| 14 | Bellingham city (west) | 13.9% |
| 15 | Everson city (east) | 12.9% |
| 16 | Everson city (north) | 12.9% |
| 17 | Bellingham city (southeast 1) | 12.6% |
| 18 | Blaine city (south-southeast) | 12% |
| 19 | Lynden city | 11.5% |
| 20 | Geneva CDP (west) | 11% |
| 21 | Marietta-Alderwood CDP (north-northwest) | 10.5% |
| 22 | Blaine city (north-northwest) | 10.4% |
| 23 | Ferndale city (east-northeast) | 10.2% |
| 24 | Bellingham city (southeast 2) | 9.9% |
| 25 | Bellingham city (west-northwest) | 9.7% |
| 26 | Geneva CDP (west-southwest) | 9.6% |
| 27 | Point Roberts CDP | 9.6% |
| 28 | Custer CDP (north-northwest) | 9.5% |
| 29 | Glacier CDP (west) | 9.5% |
| 30 | Marietta-Alderwood CDP (west) | 8.9% |
| 31 | Bellingham city (north 2) | 8.4% |
| 32 | Geneva CDP (north-northeast) | 8.4% |
| 33 | Peaceful Valley CDP | 7.9% |
| 34 | Ferndale city (west-southwest) | 7.7% |
| 35 | Birch Bay CDP (south) | 7.5% |
| 36 | Bellingham city (north 1) | 6.9% |
| 37 | Geneva CDP (east-southeast 2) | 6.8% |
| 38 | Marietta-Alderwood CDP (north-northeast) | 6.6% |
| 39 | Nooksack city | 6.3% |
| 40 | Geneva CDP (west-northwest) | 5.9% |
| 41 | Marietta-Alderwood CDP (southeast) | 5.9% |
| 42 | Geneva CDP (northeast) | 5% |
| 43 | Custer CDP (west) | 4.5% |
| 44 | Birch Bay CDP (northwest) | 4.1% |
| 45 | Birch Bay CDP (north-northeast) | 3.6% |
| 46 | Birch Bay CDP (south-southeast) | 3.3% |
| 47 | Marietta-Alderwood CDP (south-southwest 1) | 3% |
| 48 | Geneva CDP (east-southeast 1) | 2.4% |
| 49 | Everson city (south-southeast) | 2.3% |
| 50 | Marietta-Alderwood CDP (northeast) | 2.2% |
| 51 | Geneva CDP (southwest) | 2% |
| 52 | Glacier CDP (east) | 1.8% |
| 53 | Marietta-Alderwood CDP (south-southwest 2) | 1.8% |
| 54 | Kendall CDP | 0% |