Idaho well depth by city
Average Well Depth in Idaho by City
Across 20 Idaho cities, the median recorded well depth ranges from 71 ft near Emmett to 440 ft near Mountain Home. Figures cover wells within 5 miles of each city, from Idaho Department of Water Resources driller reports.
| City | County | Median depth | Typical range | Depth to water |
|---|---|---|---|---|
| Boise | Ada | 87 ft | 50–150 ft | 24 ft |
| Caldwell | Canyon | 138 ft | 100–190 ft | 32 ft |
| Coeur d'Alene | Kootenai | 329 ft | 220–530 ft | 100 ft |
| Eagle | Ada | 120 ft | 80–200 ft | 29 ft |
| Emmett | Gem | 71 ft | 30–110 ft | 18 ft |
| Hailey | Blaine | 89 ft | 60–150 ft | 22 ft |
| Idaho Falls | Bonneville | 207 ft | 180–250 ft | 132 ft |
| Kuna | Ada | 170 ft | 110–240 ft | 80 ft |
| Lewiston | Nez Perce | 370 ft | 180–640 ft | 119 ft |
| Meridian | Ada | 111 ft | 80–170 ft | 30 ft |
| Middleton | Canyon | 161 ft | 110–230 ft | 42 ft |
| Moscow | Latah | 305 ft | 240–400 ft | 75 ft |
| Mountain Home | Elmore | 440 ft | 280–560 ft | 225 ft |
| Nampa | Canyon | 105 ft | 80–170 ft | 33 ft |
| Pocatello | Bannock | 167 ft | 100–300 ft | 63 ft |
| Post Falls | Kootenai | 317 ft | 220–510 ft | 100 ft |
| Rexburg | Madison | 98 ft | 80–120 ft | 22 ft |
| Sandpoint | Bonner | 276 ft | 130–440 ft | 28 ft |
| Star | Ada | 157 ft | 100–270 ft | 20 ft |
| Twin Falls | Twin Falls | 150 ft | 100–240 ft | 60 ft |
Typical range = the middle half of recorded depths. Historical records, not a guarantee for any property. Updated October 2026. Disclaimer
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