Iowa Well Data › Sioux County
Sioux County, Iowa: well depth, owners & drilling cost
✓ 1,803 Iowa DNR records · verified 2026-10-19
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How deep are wells in Sioux County, Iowa?
The median drilled well depth in Sioux County is 46 ft, based on 1,627 wells with recorded depths in the state Iowa DNR database. Half of all wells fall between 25 ft and 278 ft; 90% are shallower than 496 ft. Wells drilled since 2016 have a median depth of 120 ft.
How much does it cost to drill a well in Sioux County?
Applying published per-foot rates to the local median depth of 46 ft: drilling and casing alone typically runs $1,150–$2,990; a complete system including pump, pressure tank, and hookup typically runs $2,760–$4,600. Actual quotes depend on site access, geology, and casing requirements.
Drilled depth distribution
Who drills wells in Sioux County?
Companies by number of wells completed in this county, per the well records Iowa drillers file with the DNR.
| Driller | Wells since 2016 |
|---|---|
| VANDEBRAKE,LARRY - 5578 | 23 |
| MERRIMAN,LARRY - 3996 | 22 |
| HOOGLAND,BARRY - 10091 | 15 |
| WERNIMONT,GARY - 6669 | 8 |
| THEIN,ROBERT - 5442 | 4 |
| BRESNAHAN,RON - 1626 | 1 |
| ALTON WELL | 1 |
| * Unknown, - | 1 |
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Well records by ZIP code in Sioux County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Rock Valley (51247) — 269 wells, median 50 ft
- Sioux Center (51250) — 222 wells, median 75 ft
- Ireton (51027) — 191 wells, median 114 ft
- Maurice (51036) — 174 wells, median 100 ft
- Orange City (51041) — 162 wells, median 30 ft
- Hospers (51238) — 142 wells, median 30 ft
- Hull (51239) — 140 wells, median 60 ft
- Granville (51022) — 137 wells, median 29 ft
- Alton (51003) — 135 wells, median 29 ft
- Boyden (51234) — 103 wells, median 34 ft
- Hawarden (51023) — 85 wells, median 92 ft
Method: 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.