| Guilford Township | 2.98 km | 4% | 119 m | Cat. 4 |
| Rice Township | 1.88 km | 6.2% | 116 m | Cat. 4 |
| Guilford Township | 3.21 km | 3.4% | 111 m | Cat. 4 |
| Galena | 11.76 km | 0.9% | 103 m | Cat. 4 |
| Elizabeth | 2.58 km | 3.8% | 98 m | Cat. 4 |
| Hanover | 2.68 km | 3.5% | 93 m | Cat. 4 |
| Rice Township | 1.49 km | 6.2% | 95 m | Cat. 4 |
| Pleasant Valley | 7.34 km | 1.2% | 91 m | Cat. 4 |
| North Hanover | 1.65 km | 5.5% | 94 m | Cat. 4 |
| East Dubuque | 2.98 km | 3% | 88 m | Cat. 4 |
| Hanover | 1.74 km | 4.8% | 84 m | Cat. 4 |
| Guilford Township | 1.36 km | 6.1% | 83 m | Cat. 4 |
| Rice Township | 1.39 km | 6% | 83 m | Cat. 4 |
| Berreman Township | 2.39 km | 3.4% | 82 m | Cat. 4 |
| Hanover | 1.24 km | 6.3% | 79 m | N/A |
| Stockton Township | 1.65 km | 4.6% | 76 m | N/A |
| Elizabeth | 3.07 km | 2.2% | 68 m | N/A |
| Pleasant Valley | 1.12 km | 5.8% | 65 m | N/A |
| Rice Township | 1.16 km | 5.5% | 64 m | N/A |
| Woodbine Township | 2.43 km | 2.6% | 63 m | N/A |
| Galena | 3.51 km | 1.7% | 60 m | N/A |
| Rice Township | 0.44 km | 13.1% | 58 m | N/A |
| Rice Township | 0.84 km | 6.4% | 54 m | N/A |
| Pleasant Valley | 2.17 km | 2.4% | 53 m | N/A |
| Galena | 2.06 km | 2.5% | 67 m | N/A |
| Stockton Township | 0.76 km | 6.7% | 50 m | N/A |
| Thompson Township | 0.9 km | 5.6% | 50 m | N/A |
| Willow | 2.64 km | 1.9% | 50 m | N/A |
| Thompson Township | 2.37 km | 2% | 47 m | N/A |
| Guilford Township | 0.63 km | 7.5% | 47 m | N/A |
| Millville Town Site | 0.88 km | 5.3% | 47 m | N/A |
| Woodbine Township | 0.65 km | 7% | 46 m | N/A |
| Schapville | 0.7 km | 6.5% | 46 m | N/A |
| Galena | 0.64 km | 6.9% | 44 m | N/A |
| Menominee Township | 0.96 km | 4.5% | 46 m | N/A |
| Galena | 0.43 km | 9.9% | 43 m | N/A |
| Galena | 0.61 km | 6.2% | 38 m | N/A |
| Woodbine Township | 6.16 km | 0.6% | 36 m | N/A |
| East Dubuque | 1.84 km | 2% | 36 m | N/A |
| Stockton | 0.98 km | 3% | 30 m | N/A |
| Thompson Township | 0.44 km | 6.8% | 29 m | N/A |
| Elizabeth | 1.46 km | 1.4% | 21 m | N/A |
| Guilford Township | 2.42 km | 0.4% | 8 m | N/A |
| Galena | 4.98 km | 0.1% | 7 m | N/A |
| Galena | 8.91 km | 0.1% | 6 m | N/A |