| 1 | Munster town (south-southeast 2) | 36.9% |
| 2 | St. John town (southwest) | 34.4% |
| 3 | Munster town (south-southwest) | 31.6% |
| 4 | Crown Point city (south-southeast) | 31.4% |
| 5 | St. John town (east 2) | 30.7% |
| 6 | Dyer town (north) | 30.3% |
| 7 | Munster town (west-southwest) | 30.1% |
| 8 | Schererville town (northeast) | 30% |
| 9 | Dyer town (south) | 29% |
| 10 | Highland town (east-northeast) | 29% |
| 11 | Crown Point city (west) | 28.5% |
| 12 | St. John town (west-northwest 2) | 28.2% |
| 13 | St. John town (north) | 28.1% |
| 14 | East Chicago city (east 1) | 28% |
| 15 | Merrillville town (south-southeast) | 25.8% |
| 16 | Dyer town (east) | 25.1% |
| 17 | Lakes of the Four Seasons CDP | 24.6% |
| 18 | Munster town (south-southeast 1) | 24.6% |
| 19 | St. John town (west-northwest 1) | 23.8% |
| 20 | St. John town (east-southeast) | 23.6% |
| 21 | Griffith town (south 1) | 23.5% |
| 22 | Cedar Lake town (west) | 22.8% |
| 23 | Hammond city (north 2) | 22.6% |
| 24 | Hammond city (north 1) | 22.3% |
| 25 | Highland town (south-southwest) | 22.3% |
| 26 | Griffith town (south 2) | 22.1% |
| 27 | Merrillville town (northwest) | 21.9% |
| 28 | Crown Point city (east-northeast) | 21.8% |
| 29 | Dyer town (south-southeast) | 21.6% |
| 30 | Crown Point city (north-northeast 2) | 21.1% |
| 31 | Merrillville town (east) | 20.9% |
| 32 | Crown Point city (north-northeast 1) | 20.7% |
| 33 | Schererville town (west) | 20.5% |
| 34 | Crown Point city (south-southwest) | 20.4% |
| 35 | Munster town (northwest 1) | 20.4% |
| 36 | Highland town (west-southwest) | 19.6% |
| 37 | Ross CDP (west-southwest) | 19.1% |
| 38 | Shelby CDP (west-southwest) | 19% |
| 39 | East Chicago city (southwest 1) | 18.6% |
| 40 | Hobart city (west 2) | 18.5% |
| 41 | St. John town (west-southwest) | 18.5% |
| 42 | Schererville town (northwest) | 18.4% |
| 43 | Merrillville town (west-southwest) | 18.3% |
| 44 | Winfield town (south) | 18.2% |
| 45 | Cedar Lake town (southeast) | 17.9% |
| 46 | Gary city (west-southwest 2) | 17.8% |
| 47 | Cedar Lake town (northeast) | 17.5% |
| 48 | Winfield town (north) | 17.3% |
| 49 | Cedar Lake town (southwest) | 17.1% |
| 50 | Highland town (north-northeast) | 16.9% |
| 51 | Merrillville town (southeast) | 16.6% |
| 52 | Crown Point city (west-northwest) | 16.3% |
| 53 | Schererville town (east-southeast) | 16.3% |
| 54 | Hobart city (east-southeast) | 16% |
| 55 | Munster town (east-southeast) | 15.8% |
| 56 | Hobart city (east-northeast) | 15.7% |
| 57 | Highland town (southeast) | 15.6% |
| 58 | Schererville town (south-southeast) | 15.5% |
| 59 | Munster town (north-northeast) | 14.5% |
| 60 | Merrillville town (southwest) | 14.4% |
| 61 | New Chicago town (east-southeast) | 14.4% |
| 62 | Whiting city (east-southeast) | 14.1% |
| 63 | Dyer town (west) | 13.8% |
| 64 | Schneider town | 13.8% |
| 65 | Shelby CDP (east-northeast) | 13.7% |
| 66 | East Chicago city (south-southwest 2) | 13.6% |
| 67 | Griffith town (north 1) | 13.5% |
| 68 | Lake Station city (northwest) | 12.8% |
| 69 | Lowell town | 12.8% |
| 70 | New Chicago town (north-northwest) | 12.5% |
| 71 | East Chicago city (west) | 11.9% |
| 72 | Merrillville town (north-northeast 1) | 11.9% |
| 73 | Ross CDP (east-southeast) | 11.7% |
| 74 | St. John town (east 1) | 11.7% |
| 75 | Hammond city (south 2) | 11.5% |
| 76 | Hammond city (south 1) | 11.4% |
| 77 | East Chicago city (south-southwest 1) | 11.3% |
| 78 | East Chicago city (east 2) | 11% |
| 79 | Munster town (north) | 10.3% |
| 80 | Munster town (northwest 2) | 9.9% |
| 81 | East Chicago city (south) | 9.7% |
| 82 | East Chicago city (south-southeast) | 9.7% |
| 83 | Hammond city (south-southeast) | 9.7% |
| 84 | Gary city (northwest) | 9.6% |
| 85 | Ross CDP (south) | 9.6% |
| 86 | Gary city (east 1) | 9.1% |
| 87 | Merrillville town (north-northeast 2) | 9.1% |
| 88 | East Chicago city (west-southwest 1) | 8.8% |
| 89 | Gary city (north-northeast) | 8.8% |
| 90 | Gary city (south-southeast) | 8.8% |
| 91 | Whiting city (west-northwest) | 8.8% |
| 92 | Hammond city (north-northwest) | 8.6% |
| 93 | New Chicago town (west-southwest 1) | 8.4% |
| 94 | East Chicago city (northwest 4) | 8.2% |
| 95 | Hammond city (east-southeast) | 8.1% |
| 96 | East Chicago city (west-southwest 2) | 7.8% |
| 97 | Gary city (west) | 7.8% |
| 98 | New Chicago town (south-southwest) | 7.6% |
| 99 | Lake Station city (southeast) | 7.5% |
| 100 | Ross CDP (east) | 7.5% |
| 101 | Gary city (east 2) | 7.4% |
| 102 | Gary city (west-southwest 1) | 7.4% |
| 103 | East Chicago city (east 3) | 7.1% |
| 104 | Hobart city (west 1) | 7.1% |
| 105 | East Chicago city (northwest 3) | 6.9% |
| 106 | Gary city (south-southwest) | 6.9% |
| 107 | New Chicago town (east) | 6.9% |
| 108 | East Chicago city (southwest 2) | 6.8% |
| 109 | Gary city (south) | 6.5% |
| 110 | New Chicago town (west-southwest 2) | 6.5% |
| 111 | Gary city (north) | 6.3% |
| 112 | Munster town (east-northeast) | 6.3% |
| 113 | New Chicago town (north-northeast) | 6.3% |
| 114 | Munster town (north-northwest) | 6.2% |
| 115 | Lake Station city (south-southwest) | 6% |
| 116 | Gary city (west-northwest) | 5.8% |
| 117 | East Chicago city (northwest 1) | 5.7% |
| 118 | Ross CDP (west-northwest) | 5.6% |
| 119 | Lake Station city (north-northeast) | 5.3% |
| 120 | Griffith town (north 2) | 4.6% |
| 121 | Ross CDP (north-northwest) | 4.4% |
| 122 | Gary city (northeast 1) | 4.3% |
| 123 | Gary city (northeast 2) | 4.1% |
| 124 | East Chicago city (northwest 2) | 3.6% |
| 125 | East Chicago city (east-southeast) | 3.1% |
| 126 | Hammond city (south-southwest) | 3% |
| 127 | Gary city (east-southeast) | 2.4% |
| 128 | East Chicago city (north-northwest 2) | 1.5% |
| 129 | East Chicago city (north-northwest 1) | 1.3% |
| 130 | East Chicago city (north-northwest 3) | 0.6% |