Iowa Well Data › Delaware County
Delaware County, Iowa: well depth, owners & drilling cost
✓ 4,959 Iowa DNR records · verified 2026-10-19
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How deep are wells in Delaware County, Iowa?
The median drilled well depth in Delaware County is 160 ft, based on 4,740 wells with recorded depths in the state Iowa DNR database. Half of all wells fall between 96 ft and 200 ft; 90% are shallower than 245 ft. Wells drilled since 2016 have a median depth of 202 ft.
How much does it cost to drill a well in Delaware County?
Applying published per-foot rates to the local median depth of 202 ft: drilling and casing alone typically runs $5,050–$13,130; a complete system including pump, pressure tank, and hookup typically runs $12,120–$20,200. Actual quotes depend on site access, geology, and casing requirements.
Drilled depth distribution
Who drills wells in Delaware County?
Companies by number of wells completed in this county, per the well records Iowa drillers file with the DNR.
| Driller | Wells since 2016 |
|---|---|
| OGDEN,BEN - 6714 | 222 |
| ERICKSON,CRAIG - 7918 | 27 |
| GELEMENT,VALENTIN - 10711 | 25 |
| HALWEG, JR,DAVID - 10712 | 19 |
| MARTIN,GARY - 3845 | 8 |
| ALLEN,JOSEPH - 1035 | 6 |
| Oasis Well Drilling | 3 |
| MANSON,MARK - 11709 | 3 |
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Well records by ZIP code in Delaware County
Median depth, water level, and yield for each ZIP code with recorded wells.
- Manchester (52057) — 948 wells, median 135 ft
- Delhi (52223) — 897 wells, median 124 ft
- Hopkinton (52237) — 400 wells, median 166 ft
- Masonville (50654) — 391 wells, median 151 ft
- Earlville (52041) — 366 wells, median 180 ft
- Ryan (52330) — 360 wells, median 180 ft
- Dundee (52038) — 351 wells, median 150 ft
- Greeley (52050) — 329 wells, median 180 ft
- Colesburg (52035) — 247 wells, median 210 ft
- Delaware (52036) — 225 wells, median 164 ft
- New Vienna (52065) — 144 wells, median 200 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.