| Afton-Lacena Pit | 3.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 3.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Afton Pit | 5.2 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 8.4 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Spring Valley Lake | 9.0 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Unknown | 9.2 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Thayer Pit | 9.9 mi | Sand and Gravel, Construction | Surface | Producer |
| Unknown | 10.3 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Thayer Quarry | 10.8 mi | Stone, Crushed/Broken | Surface | Producer |
| Bullock Quarry | 12.1 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Unknown | 18.7 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Grand River Quarry | 19.0 mi | Stone, Crushed/Broken | Surface | Producer |
| Unknown | 20.1 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Peru Iowa | 20.8 mi | Dimension Limestone | Surface | Abandoned |
| Ninety-Two Quarry | 21.1 mi | Stone, Crushed/Broken | Surface | Producer |
| Ramsey Pit | 21.3 mi | Sand and Gravel, Construction | Surface | Past Producer |
| Backbone Quarries | 21.4 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Schildberg Shops | 21.4 mi | Crushed, Broken Limestone NEC | Facility | Abandoned |
| Peru Quarry | 21.5 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Pammel Quarry | 21.6 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Stripping #8 | 22.4 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Plant #4 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Stripping | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Plant #8 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Stripping #3 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Intermittent |
| Plant #9 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Stripping #4 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Stripping #5 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Crusher #7 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Stripping #7 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Rip Rap #1 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Rip Rap #2 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Rip Rap #3 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Stripping # 1 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Intermittent |
| Wash Plant #1 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Abandoned |
| Plant #1 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Plant #2 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Plant #3 | 22.7 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Hawkeye Quarry Shop | 22.8 mi | Crushed, Broken Limestone NEC | Facility | Abandoned |
| Peru Quarry Inc | 22.8 mi | Crushed, Broken Limestone NEC | Surface | Active |
| Old Dekalb Quarry | 22.8 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Drill Hole | 23.1 mi | Zinc | — | Past Producer |
| Osceola Central Shop | 23.2 mi | Stone, Crushed/Broken | Processing Plant | Producer |
| Osceola Quarry and Mill | 23.3 mi | Stone, Crushed/Broken | Surface | Producer |
| Unknown | 23.6 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Peru Myers Quarry | 23.6 mi | Stone, Crushed/Broken | Surface | Producer |
| Dekalb Quarry | 23.8 mi | Stone, Crushed/Broken | Surface | Producer |
| Brown Quarry | 23.9 mi | Stone, Crushed/Broken | Surface | Past Producer |
| Clark Brickyard | 24.3 mi | Clay | Surface | Past Producer |
| Winterset Quarry | 25.0 mi | Stone, Crushed/Broken | Surface | Past Producer |