Iowa Well Data › Dubuque County
Dubuque County, Iowa: well depth, owners & drilling cost
✓ 4,861 Iowa DNR records · verified 2026-08-24
How deep are wells in Dubuque County, Iowa?
The median drilled well depth in Dubuque County is 250 ft, based on 3,861 wells with recorded depths in the state Iowa DNR database. Half of all wells fall between 190 ft and 250 ft; 90% are shallower than 400 ft. Wells drilled since 2016 have a median depth of 250 ft.
How much does it cost to drill a well in Dubuque County?
Applying published per-foot rates to the local median depth of 250 ft: drilling and casing alone typically runs $6,250–$16,250; a complete system including pump, pressure tank, and hookup typically runs $15,000–$25,000. Actual quotes depend on site access, geology, and casing requirements.
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Drilled depth distribution
Who drills wells in Dubuque County?
Companies by number of wells completed in this county, per the well records Iowa drillers file with the DNR.
| Driller | Wells since 2016 |
|---|---|
| ERICKSON,CRAIG - 7918 | 69 |
| HALWEG, JR,DAVID - 10712 | 57 |
| OGDEN,BEN - 6714 | 31 |
| * Unknown, - | 18 |
| OGDEN,JEFFREY - 4326 | 10 |
| GELEMENT,VALENTIN - 10711 | 4 |
| GINGERICH,KLINT - 2639 | 4 |
| * Unknown | 4 |
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Free lookup Property report — $29Method: medians computed from Iowa DNR records (Iowa DNR Well Information System records, water-supply wells only (monitoring, test, dewatering, injection and closed-loop geothermal wells excluded); depths 0-5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.