| 1 | Bellingham city (west) | 13.3% |
| 2 | Marietta-Alderwood CDP (west) | 9.6% |
| 3 | Bellingham city (southwest) | 7.4% |
| 4 | Marietta-Alderwood CDP (east-southeast) | 6.8% |
| 5 | Geneva CDP (west) | 6.5% |
| 6 | Ferndale city (north-northeast) | 6.3% |
| 7 | Geneva CDP (west-northwest) | 6.3% |
| 8 | Marietta-Alderwood CDP (east) | 6% |
| 9 | Birch Bay CDP (south) | 4.6% |
| 10 | Marietta-Alderwood CDP (southeast) | 4.2% |
| 11 | Glacier CDP (east) | 4% |
| 12 | Bellingham city (north 2) | 3.8% |
| 13 | Ferndale city (east-northeast) | 3% |
| 14 | Marietta-Alderwood CDP (north-northeast) | 2.9% |
| 15 | Marietta-Alderwood CDP (south-southwest 2) | 2.8% |
| 16 | Bellingham city (east-northeast) | 2.5% |
| 17 | Geneva CDP (east-southeast 2) | 2.4% |
| 18 | Geneva CDP (north-northeast) | 2.4% |
| 19 | Peaceful Valley CDP | 1.6% |
| 20 | Geneva CDP (west-southwest) | 1.4% |
| 21 | Bellingham city (southeast 2) | 0.9% |
| 22 | Geneva CDP (southwest) | 0.8% |
| 23 | Custer CDP (west) | 0.7% |
| 24 | Everson city (north) | 0.7% |
| 25 | Lynden city | 0.7% |
| 26 | Bellingham city (west-northwest) | 0.5% |
| 27 | Everson city (west-southwest) | 0.4% |
| 28 | Everson city (east) | 0.3% |
| 29 | Marietta-Alderwood CDP (north-northwest) | 0.3% |
| 30 | Bellingham city (southeast 1) | 0.2% |
| 31 | Custer CDP (north-northwest) | 0.2% |
| 32 | Ferndale city (west-southwest) | 0.1% |
| 33 | Bellingham city (north 1) | 0% |
| 34 | Birch Bay CDP (north) | 0% |
| 35 | Birch Bay CDP (north-northeast) | 0% |
| 36 | Birch Bay CDP (northwest) | 0% |
| 37 | Birch Bay CDP (south-southeast) | 0% |
| 38 | Blaine city (north-northwest) | 0% |
| 39 | Blaine city (south-southeast) | 0% |
| 40 | Custer CDP (east) | 0% |
| 41 | Custer CDP (south) | 0% |
| 42 | Everson city (south-southeast) | 0% |
| 43 | Ferndale city (west) | 0% |
| 44 | Geneva CDP (east-southeast 1) | 0% |
| 45 | Geneva CDP (northeast) | 0% |
| 46 | Glacier CDP (west) | 0% |
| 47 | Kendall CDP | 0% |
| 48 | Marietta-Alderwood CDP (northeast) | 0% |
| 49 | Marietta-Alderwood CDP (south-southwest 1) | 0% |
| 50 | Nooksack city | 0% |
| 51 | Point Roberts CDP | 0% |
| 52 | Sudden Valley CDP | 0% |
| 53 | Sumas city (east-southeast) | 0% |
| 54 | Sumas city (west-northwest) | 0% |