Illinois Well Data › Lake County
Lake County, Illinois: well depth, yield & drilling cost
✓ 25,854 ISGS records · verified 2026-08-20
How deep are wells in Lake County, Illinois?
The median drilled well depth in Lake County is 154 ft, based on 25,381 wells with recorded depths in the state ISGS database. Half of all wells fall between 100 ft and 224 ft; 90% are shallower than 275 ft. Wells drilled since 2016 have a median depth of 134 ft.
How much does it cost to drill a well in Lake County?
Applying published per-foot rates to the local median depth of 134 ft: drilling and casing alone typically runs $3,350–$8,710; a complete system including pump, pressure tank, and hookup typically runs $8,040–$13,400. Actual quotes depend on site access, geology, and casing requirements.
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What is the static water level in Lake County?
Few static water level measurements are recorded for this county.
How much water do wells in Lake County produce?
The median tested yield is 12 gpm (middle half: 10 gpm–20 gpm), from 19,794 pump tests. A typical household needs 5–10 gpm.
Pull every recorded well near a Lake County address — $29
Drilled depth distribution
Who drills wells in Lake County?
Companies and licensed drillers by number of wells logged in this county, per records filed with the Illinois State Geological Survey.
| Driller | Wells since 2016 |
|---|---|
| Huemann, Joseph J. | 233 |
| Snelten, Greg | 82 |
| Madsen, Michael A. | 58 |
| Boyce, Kenneth D. | 58 |
| Brad Snelten | 51 |
| Blake, Wayne D. | 47 |
| Michael C. Richards | 36 |
| Snelten, Jeffrey | 24 |
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Free lookup Property report — $29Method: medians computed from ISGS records (ISGS water wells; engineering, mineral and stratigraphic test borings, mine shafts, outcrops and monitoring wells are excluded, as are wells the survey records as plugged; depths 0-5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.