| 1 | Mapleton CDP | 19.2% |
| 2 | Heceta Beach CDP | 18.4% |
| 3 | Unincorporated (south-southeast) | 17.2% |
| 4 | Unincorporated (east) | 16.4% |
| 5 | Dunes City city | 13.6% |
| 6 | Florence city (northeast) | 13.5% |
| 7 | Eugene city (southwest 1) | 12.1% |
| 8 | Eugene city (east-southeast 3) | 11.6% |
| 9 | Dexter CDP | 11.4% |
| 10 | Eugene city (west-southwest 2) | 11.2% |
| 11 | Florence city (southwest 1) | 11.2% |
| 12 | Eugene city (southeast 2) | 10.8% |
| 13 | Oakridge city | 10.8% |
| 14 | Eugene city (southeast 3) | 9.1% |
| 15 | Springfield city (southeast 1) | 9.1% |
| 16 | Jasper CDP | 8.2% |
| 17 | Santa Clara CDP (east-northeast) | 8.2% |
| 18 | Eugene city (south 1) | 7.9% |
| 19 | Eugene city (east-southeast 4) | 7.7% |
| 20 | Creswell city (south) | 7.6% |
| 21 | Eugene city (southeast 1) | 7.6% |
| 22 | Eugene city (east-northeast 5) | 7.5% |
| 23 | Florence city (southwest 2) | 7.5% |
| 24 | Springfield city (east-southeast 2) | 7.3% |
| 25 | Unincorporated (west) | 7.3% |
| 26 | Elmira CDP | 7.2% |
| 27 | River Road CDP (northeast) | 6.2% |
| 28 | Eugene city (south-southeast 5) | 5.6% |
| 29 | Cheshire CDP | 5.5% |
| 30 | Cottage Grove city (south) | 5.5% |
| 31 | Cottage Grove city (west-northwest) | 5.4% |
| 32 | Eugene city (south-southeast 6) | 5.4% |
| 33 | Eugene city (south-southeast 2) | 5.1% |
| 34 | Junction City city (north-northwest) | 5.1% |
| 35 | Santa Clara CDP (northwest) | 4.7% |
| 36 | Eugene city (east-northeast 3) | 4.6% |
| 37 | Springfield city (south-southeast) | 4.6% |
| 38 | Springfield city (west-northwest 1) | 4.6% |
| 39 | Springfield city (west-southwest) | 4.6% |
| 40 | Veneta city (west-southwest) | 4.5% |
| 41 | Eugene city (north-northeast 2) | 4.4% |
| 42 | Santa Clara CDP (southeast) | 4.4% |
| 43 | Cottage Grove city (north) | 4.2% |
| 44 | Eugene city (north-northwest 2) | 4.2% |
| 45 | Eugene city (southwest 2) | 4.2% |
| 46 | Santa Clara CDP (south) | 4.2% |
| 47 | Springfield city (east-southeast 1) | 4.2% |
| 48 | Junction City city (south-southeast) | 3.8% |
| 49 | Eugene city (southwest 3) | 3.7% |
| 50 | River Road CDP (south) | 3.6% |
| 51 | Springfield city (south) | 3.6% |
| 52 | Eugene city (west-southwest 1) | 3.5% |
| 53 | Santa Clara CDP (west) | 3.5% |
| 54 | Cottage Grove city (east-southeast) | 3.4% |
| 55 | Springfield city (northwest 1) | 3.4% |
| 56 | Coburg city | 3.3% |
| 57 | Eugene city (east-northeast 4) | 3.2% |
| 58 | Veneta city (east-northeast) | 3.2% |
| 59 | Eugene city (south-southeast 3) | 3.1% |
| 60 | Eugene city (northeast 2) | 3% |
| 61 | Creswell city (north) | 2.9% |
| 62 | Eugene city (south-southwest) | 2.9% |
| 63 | River Road CDP (northwest) | 2.9% |
| 64 | Springfield city (northwest 2) | 2.9% |
| 65 | Eugene city (east) | 2.7% |
| 66 | Eugene city (east-southeast 2) | 2.6% |
| 67 | Springfield city (west-northwest 2) | 2.6% |
| 68 | Eugene city (east-southeast 1) | 2.4% |
| 69 | Eugene city (south 2) | 2.4% |
| 70 | Eugene city (south-southeast 1) | 2.3% |
| 71 | Springfield city (north-northwest) | 2.2% |
| 72 | Eugene city (north-northwest 1) | 2.1% |
| 73 | Eugene city (east-northeast 2) | 1.9% |
| 74 | Eugene city (east-northeast 1) | 1.8% |
| 75 | Eugene city (west-northwest 1) | 1.6% |
| 76 | Marcola CDP | 1.6% |
| 77 | Eugene city (north-northeast 1) | 1.4% |
| 78 | Eugene city (south-southeast 4) | 1.3% |
| 79 | Springfield city (west 2) | 1.3% |
| 80 | Springfield city (east) | 1.2% |
| 81 | Eugene city (northeast 1) | 1% |
| 82 | Eugene city (northwest 4) | 0.8% |
| 83 | Eugene city (northwest 2) | 0.5% |
| 84 | Eugene city (northwest 1) | 0% |
| 85 | Eugene city (northwest 3) | 0% |
| 86 | Eugene city (south 3) | 0% |
| 87 | Eugene city (west) | 0% |
| 88 | Eugene city (west-northwest 2) | 0% |
| 89 | Springfield city (north-northeast) | 0% |
| 90 | Springfield city (southeast 2) | 0% |
| 91 | Springfield city (west 1) | 0% |
| 92 | Springfield city (west-northwest 3) | 0% |