⟁ Illinois Well Data field records · 2026 survey

Illinois Well Data › Will County

Will County, Illinois: well depth, yield & drilling cost

✓ 21,549 ISGS records · verified 2026-08-20

161 ftmedian well depth
125 ft–200 fttypical depth range
15 gpmmedian yield (14,089 tests)

How deep are wells in Will County, Illinois?

The median drilled well depth in Will County is 161 ft, based on 21,171 wells with recorded depths in the state ISGS database. Half of all wells fall between 125 ft and 200 ft; 90% are shallower than 300 ft. Wells drilled since 2016 have a median depth of 200 ft.

How much does it cost to drill a well in Will County?

Applying published per-foot rates to the local median depth of 200 ft: drilling and casing alone typically runs $5,000–$13,000; a complete system including pump, pressure tank, and hookup typically runs $12,000–$20,000. Actual quotes depend on site access, geology, and casing requirements.

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What is the static water level in Will County?

Few static water level measurements are recorded for this county.

How much water do wells in Will County produce?

The median tested yield is 15 gpm (middle half: 10 gpm–20 gpm), from 14,089 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 670 50–100 ft 1,338 100–150 ft 6,400 150–200 ft 6,114 200–300 ft 4,419 300–400 ft 1,011 400–600 ft 598 600+ ft 621

Who drills wells in Will County?

Companies and licensed drillers by number of wells logged in this county, per records filed with the Illinois State Geological Survey.

DrillerWells since 2016
Stinnett, David206
Will County Well & Pump140
Knierim, Ken/K & K Well Drlg.122
Liberg, Steve Jr.55
Area Well & Pump18
Sharpe, Franklin N.14
Neely, Mark S.5
Strange, Robert E.5

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Method: 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.