⟁ Wisconsin Well Data field records · 2026 survey

Wisconsin Well Data › Polk County

Polk County, Wisconsin: well depth, water level & drilling cost

✓ 12,676 WI DNR records · verified 2026-06-30

108 ftmedian well depth
71 ft–162 fttypical depth range
40 ftmedian static water level
10 gpmmedian yield (9,573 tests)

How deep are wells in Polk County, Wisconsin?

The median drilled well depth in Polk County is 108 ft, based on 9,683 wells with recorded depths in the state WI DNR database. Half of all wells fall between 71 ft and 162 ft; 90% are shallower than 234 ft. Wells drilled since 2016 have a median depth of 120 ft.

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

Applying published per-foot rates to the local median depth of 120 ft: drilling and casing alone typically runs $3,000–$7,800; a complete system including pump, pressure tank, and hookup typically runs $7,200–$12,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Polk County?

The median static water level is 40 ft below ground surface (middle half of wells: 23 ft–70 ft), from 9,647 measurements.

How much water do wells in Polk County produce?

The median tested yield is 10 gpm (middle half: 10 gpm–20 gpm), from 9,573 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 722 50–100 ft 3,528 100–150 ft 2,444 150–200 ft 1,370 200–300 ft 1,171 300–400 ft 317 400–600 ft 119 600+ ft 12

Who drills wells in Polk County?

Companies by number of wells completed in this county since 2016, per filed well construction reports (Wisconsin DNR).

DrillerWells since 2016
COX, BRYAN323
BUTTERFIELD, TIM DRILLING INC260
MCCULLOUGH & SONS INC213
STEVE'S WELL AND PUMP SERVICES, LLC202
TIM BUTTERFIELD DRILLING INC157
HISCHER, DANIEL D114
BEECROFT, BRANT C107
CHELL WELL DRILLING103

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Method: medians computed from WI DNR records (drilled water wells (well-construction reports) — geothermal loop/heat-exchange, anode, test and dry holes 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.